138902988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{461}}^1$

素因数の和:703

約数の個数: 96

約数和(自身を含む): 394910208

約数和(自身を除く): 256007220

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 211, 238, 357, 422, 461, 476, 633, 714, 844, 922, 1266, 1383, 1428, 1477, 1844, 2532, 2766, 2954, 3227, 3587, 4431, 5532, 5908, 6454, 7174, 7837, 8862, 9681, 10761, 12908, 14348, 15674, 17724, 19362, 21522, 23511, 25109, 31348, 38724, 43044, 47022, 50218, 54859, 75327, 94044, 97271, 100436, 109718, 150654, 164577, 194542, 219436, 291813, 301308, 329154, 389084, 583626, 658308, 680897, 1167252, 1361794, 1653607, 2042691, 2723588, 3307214, 4085382, 4960821, 6614428, 8170764, 9921642, 11575249, 19843284, 23150498, 34725747, 46300996, 69451494, 138902988]

約数ペア:

[(1, 138902988), (2, 69451494), (3, 46300996), (4, 34725747), (6, 23150498), (7, 19843284), (12, 11575249), (14, 9921642), (17, 8170764), (21, 6614428), (28, 4960821), (34, 4085382), (42, 3307214), (51, 2723588), (68, 2042691), (84, 1653607), (102, 1361794), (119, 1167252), (204, 680897), (211, 658308), (238, 583626), (357, 389084), (422, 329154), (461, 301308), (476, 291813), (633, 219436), (714, 194542), (844, 164577), (922, 150654), (1266, 109718), (1383, 100436), (1428, 97271), (1477, 94044), (1844, 75327), (2532, 54859), (2766, 50218), (2954, 47022), (3227, 43044), (3587, 38724), (4431, 31348), (5532, 25109), (5908, 23511), (6454, 21522), (7174, 19362), (7837, 17724), (8862, 15674), (9681, 14348), (10761, 12908)]