639230852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2999}}^1\times {\mathrm{4099}}^1$

素因数の和:7115

約数の個数: 24

約数和(自身を含む): 1205400000

約数和(自身を除く): 566169148

約数列:

[1, 2, 4, 13, 26, 52, 2999, 4099, 5998, 8198, 11996, 16396, 38987, 53287, 77974, 106574, 155948, 213148, 12292901, 24585802, 49171604, 159807713, 319615426, 639230852]

約数ペア:

[(1, 639230852), (2, 319615426), (4, 159807713), (13, 49171604), (26, 24585802), (52, 12292901), (2999, 213148), (4099, 155948), (5998, 106574), (8198, 77974), (11996, 53287), (16396, 38987)]