20131618395

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1117}}^1$

素因数の和:1290

約数の個数: 128

約数和(自身を含む): 39153254400

約数和(自身を除く): 19021636005

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 49, 93, 105, 113, 147, 155, 217, 245, 339, 343, 465, 565, 651, 735, 791, 1029, 1085, 1117, 1519, 1695, 1715, 2373, 3255, 3351, 3503, 3955, 4557, 5145, 5537, 5585, 7595, 7819, 10509, 10633, 11865, 16611, 16755, 17515, 22785, 23457, 24521, 27685, 31899, 34627, 38759, 39095, 52545, 53165, 54733, 73563, 83055, 103881, 116277, 117285, 122605, 126221, 159495, 164199, 171647, 173135, 193795, 242389, 273665, 367815, 378663, 383131, 514941, 519405, 581385, 631105, 727167, 820995, 858235, 883547, 1149393, 1201529, 1211945, 1696723, 1893315, 1915655, 2574705, 2650641, 3604587, 3635835, 3912851, 4417735, 5090169, 5746965, 6007645, 6184829, 8483615, 11738553, 11877061, 13253205, 18022935, 18554487, 19564255, 25450845, 27389957, 30924145, 35631183, 43293803, 58692765, 59385305, 82169871, 92772435, 129881409, 136949785, 178155915, 191729699, 216469015, 410849355, 575189097, 649407045, 958648495, 1342107893, 2875945485, 4026323679, 6710539465, 20131618395]

約数ペア:

[(1, 20131618395), (3, 6710539465), (5, 4026323679), (7, 2875945485), (15, 1342107893), (21, 958648495), (31, 649407045), (35, 575189097), (49, 410849355), (93, 216469015), (105, 191729699), (113, 178155915), (147, 136949785), (155, 129881409), (217, 92772435), (245, 82169871), (339, 59385305), (343, 58692765), (465, 43293803), (565, 35631183), (651, 30924145), (735, 27389957), (791, 25450845), (1029, 19564255), (1085, 18554487), (1117, 18022935), (1519, 13253205), (1695, 11877061), (1715, 11738553), (2373, 8483615), (3255, 6184829), (3351, 6007645), (3503, 5746965), (3955, 5090169), (4557, 4417735), (5145, 3912851), (5537, 3635835), (5585, 3604587), (7595, 2650641), (7819, 2574705), (10509, 1915655), (10633, 1893315), (11865, 1696723), (16611, 1211945), (16755, 1201529), (17515, 1149393), (22785, 883547), (23457, 858235), (24521, 820995), (27685, 727167), (31899, 631105), (34627, 581385), (38759, 519405), (39095, 514941), (52545, 383131), (53165, 378663), (54733, 367815), (73563, 273665), (83055, 242389), (103881, 193795), (116277, 173135), (117285, 171647), (122605, 164199), (126221, 159495)]