65281468

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1033}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 136421824

約数和(自身を除く): 71140356

約数列:

[1, 2, 4, 7, 14, 28, 37, 61, 74, 122, 148, 244, 259, 427, 518, 854, 1033, 1036, 1708, 2066, 2257, 4132, 4514, 7231, 9028, 14462, 15799, 28924, 31598, 38221, 63013, 63196, 76442, 126026, 152884, 252052, 267547, 441091, 535094, 882182, 1070188, 1764364, 2331481, 4662962, 9325924, 16320367, 32640734, 65281468]

約数ペア:

[(1, 65281468), (2, 32640734), (4, 16320367), (7, 9325924), (14, 4662962), (28, 2331481), (37, 1764364), (61, 1070188), (74, 882182), (122, 535094), (148, 441091), (244, 267547), (259, 252052), (427, 152884), (518, 126026), (854, 76442), (1033, 63196), (1036, 63013), (1708, 38221), (2066, 31598), (2257, 28924), (4132, 15799), (4514, 14462), (7231, 9028)]