253868428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 493129728

約数和(自身を除く): 239261300

約数列:

[1, 2, 4, 11, 22, 44, 127, 181, 251, 254, 362, 502, 508, 724, 1004, 1397, 1991, 2761, 2794, 3982, 5522, 5588, 7964, 11044, 22987, 31877, 45431, 45974, 63754, 90862, 91948, 127508, 181724, 252857, 350647, 499741, 505714, 701294, 999482, 1011428, 1402588, 1998964, 5769737, 11539474, 23078948, 63467107, 126934214, 253868428]

約数ペア:

[(1, 253868428), (2, 126934214), (4, 63467107), (11, 23078948), (22, 11539474), (44, 5769737), (127, 1998964), (181, 1402588), (251, 1011428), (254, 999482), (362, 701294), (502, 505714), (508, 499741), (724, 350647), (1004, 252857), (1397, 181724), (1991, 127508), (2761, 91948), (2794, 90862), (3982, 63754), (5522, 45974), (5588, 45431), (7964, 31877), (11044, 22987)]