126939988

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 275788800

約数和(自身を除く): 148848812

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 89, 98, 133, 178, 196, 266, 356, 383, 532, 623, 766, 931, 1246, 1532, 1691, 1862, 2492, 2681, 3382, 3724, 4361, 5362, 6764, 7277, 8722, 10724, 11837, 14554, 17444, 18767, 23674, 29108, 34087, 37534, 47348, 50939, 68174, 75068, 82859, 101878, 136348, 165718, 203756, 238609, 331436, 356573, 477218, 647653, 713146, 954436, 1295306, 1426292, 1670263, 2590612, 3340526, 4533571, 6681052, 9067142, 18134284, 31734997, 63469994, 126939988]

約数ペア:

[(1, 126939988), (2, 63469994), (4, 31734997), (7, 18134284), (14, 9067142), (19, 6681052), (28, 4533571), (38, 3340526), (49, 2590612), (76, 1670263), (89, 1426292), (98, 1295306), (133, 954436), (178, 713146), (196, 647653), (266, 477218), (356, 356573), (383, 331436), (532, 238609), (623, 203756), (766, 165718), (931, 136348), (1246, 101878), (1532, 82859), (1691, 75068), (1862, 68174), (2492, 50939), (2681, 47348), (3382, 37534), (3724, 34087), (4361, 29108), (5362, 23674), (6764, 18767), (7277, 17444), (8722, 14554), (10724, 11837)]