331370338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{3719}}^1$

素因数の和:3906

約数の個数: 32

約数和(自身を含む): 562464000

約数和(自身を除く): 231093662

約数列:

[1, 2, 13, 23, 26, 46, 149, 298, 299, 598, 1937, 3427, 3719, 3874, 6854, 7438, 44551, 48347, 85537, 89102, 96694, 171074, 554131, 1108262, 1111981, 2223962, 7203703, 12745013, 14407406, 25490026, 165685169, 331370338]

約数ペア:

[(1, 331370338), (2, 165685169), (13, 25490026), (23, 14407406), (26, 12745013), (46, 7203703), (149, 2223962), (298, 1111981), (299, 1108262), (598, 554131), (1937, 171074), (3427, 96694), (3719, 89102), (3874, 85537), (6854, 48347), (7438, 44551)]