1225380975

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1973}}^1$

素因数の和:2026

約数の個数: 108

約数和(自身を含む): 2553258456

約数和(自身を除く): 1327877481

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 169, 175, 195, 245, 273, 325, 455, 507, 525, 637, 735, 845, 975, 1183, 1225, 1365, 1911, 1973, 2275, 2535, 3185, 3549, 3675, 4225, 5915, 5919, 6825, 8281, 9555, 9865, 12675, 13811, 15925, 17745, 24843, 25649, 29575, 29595, 41405, 41433, 47775, 49325, 69055, 76947, 88725, 96677, 124215, 128245, 147975, 179543, 207025, 207165, 290031, 333437, 345275, 384735, 483385, 538629, 621075, 641225, 897715, 1000311, 1035825, 1256801, 1450155, 1667185, 1923675, 2334059, 2416925, 2693145, 3770403, 4488575, 5001555, 6284005, 7002177, 7250775, 8335925, 11670295, 13465725, 16338413, 18852015, 25007775, 31420025, 35010885, 49015239, 58351475, 81692065, 94260075, 175054425, 245076195, 408460325, 1225380975]

約数ペア:

[(1, 1225380975), (3, 408460325), (5, 245076195), (7, 175054425), (13, 94260075), (15, 81692065), (21, 58351475), (25, 49015239), (35, 35010885), (39, 31420025), (49, 25007775), (65, 18852015), (75, 16338413), (91, 13465725), (105, 11670295), (147, 8335925), (169, 7250775), (175, 7002177), (195, 6284005), (245, 5001555), (273, 4488575), (325, 3770403), (455, 2693145), (507, 2416925), (525, 2334059), (637, 1923675), (735, 1667185), (845, 1450155), (975, 1256801), (1183, 1035825), (1225, 1000311), (1365, 897715), (1911, 641225), (1973, 621075), (2275, 538629), (2535, 483385), (3185, 384735), (3549, 345275), (3675, 333437), (4225, 290031), (5915, 207165), (5919, 207025), (6825, 179543), (8281, 147975), (9555, 128245), (9865, 124215), (12675, 96677), (13811, 88725), (15925, 76947), (17745, 69055), (24843, 49325), (25649, 47775), (29575, 41433), (29595, 41405)]