128478948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{22259}}^1$

素因数の和:22316

約数の個数: 48

約数和(自身を含む): 331584960

約数和(自身を除く): 203106012

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 5772, 22259, 44518, 66777, 89036, 133554, 267108, 289367, 578734, 823583, 868101, 1157468, 1647166, 1736202, 2470749, 3294332, 3472404, 4941498, 9882996, 10706579, 21413158, 32119737, 42826316, 64239474, 128478948]

約数ペア:

[(1, 128478948), (2, 64239474), (3, 42826316), (4, 32119737), (6, 21413158), (12, 10706579), (13, 9882996), (26, 4941498), (37, 3472404), (39, 3294332), (52, 2470749), (74, 1736202), (78, 1647166), (111, 1157468), (148, 868101), (156, 823583), (222, 578734), (444, 289367), (481, 267108), (962, 133554), (1443, 89036), (1924, 66777), (2886, 44518), (5772, 22259)]