399606688

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{960593}}^1$

素因数の和:960616

約数の個数: 24

約数和(自身を含む): 847243908

約数和(自身を除く): 447637220

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 960593, 1921186, 3842372, 7684744, 12487709, 15369488, 24975418, 30738976, 49950836, 99901672, 199803344, 399606688]

約数ペア:

[(1, 399606688), (2, 199803344), (4, 99901672), (8, 49950836), (13, 30738976), (16, 24975418), (26, 15369488), (32, 12487709), (52, 7684744), (104, 3842372), (208, 1921186), (416, 960593)]