68237379

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:664

約数の個数: 48

約数和(自身を含む): 119891200

約数和(自身を除く): 51653821

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 109, 133, 171, 327, 399, 523, 763, 981, 1197, 1569, 2071, 2289, 3661, 4707, 6213, 6867, 9937, 10983, 14497, 18639, 29811, 32949, 43491, 57007, 69559, 89433, 130473, 171021, 208677, 399049, 513063, 626031, 1083133, 1197147, 3249399, 3591441, 7581931, 9748197, 22745793, 68237379]

約数ペア:

[(1, 68237379), (3, 22745793), (7, 9748197), (9, 7581931), (19, 3591441), (21, 3249399), (57, 1197147), (63, 1083133), (109, 626031), (133, 513063), (171, 399049), (327, 208677), (399, 171021), (523, 130473), (763, 89433), (981, 69559), (1197, 57007), (1569, 43491), (2071, 32949), (2289, 29811), (3661, 18639), (4707, 14497), (6213, 10983), (6867, 9937)]