90243914

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 143671296

約数和(自身を除く): 53427382

約数列:

[1, 2, 31, 62, 73, 127, 146, 157, 254, 314, 2263, 3937, 4526, 4867, 7874, 9271, 9734, 11461, 18542, 19939, 22922, 39878, 287401, 355291, 574802, 618109, 710582, 1236218, 1455547, 2911094, 45121957, 90243914]

約数ペア:

[(1, 90243914), (2, 45121957), (31, 2911094), (62, 1455547), (73, 1236218), (127, 710582), (146, 618109), (157, 574802), (254, 355291), (314, 287401), (2263, 39878), (3937, 22922), (4526, 19939), (4867, 18542), (7874, 11461), (9271, 9734)]