1261779244

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{253777}}^1$

素因数の和:253905

約数の個数: 24

約数和(自身を含む): 2430178128

約数和(自身を除く): 1168398884

約数列:

[1, 2, 4, 11, 22, 44, 113, 226, 452, 1243, 2486, 4972, 253777, 507554, 1015108, 2791547, 5583094, 11166188, 28676801, 57353602, 114707204, 315444811, 630889622, 1261779244]

約数ペア:

[(1, 1261779244), (2, 630889622), (4, 315444811), (11, 114707204), (22, 57353602), (44, 28676801), (113, 11166188), (226, 5583094), (452, 2791547), (1243, 1015108), (2486, 507554), (4972, 253777)]