312488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:137

約数の個数: 32

約数和(自身を含む): 660960

約数和(自身を除く): 348472

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 67, 88, 106, 134, 212, 268, 424, 536, 583, 737, 1166, 1474, 2332, 2948, 3551, 4664, 5896, 7102, 14204, 28408, 39061, 78122, 156244, 312488]

約数ペア:

[(1, 312488), (2, 156244), (4, 78122), (8, 39061), (11, 28408), (22, 14204), (44, 7102), (53, 5896), (67, 4664), (88, 3551), (106, 2948), (134, 2332), (212, 1474), (268, 1166), (424, 737), (536, 583)]