247889616

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{397259}}^1$

素因数の和:397283

約数の個数: 40

約数和(自身を含む): 689643360

約数和(自身を除く): 441753744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 397259, 794518, 1191777, 1589036, 2383554, 3178072, 4767108, 5164367, 6356144, 9534216, 10328734, 15493101, 19068432, 20657468, 30986202, 41314936, 61972404, 82629872, 123944808, 247889616]

約数ペア:

[(1, 247889616), (2, 123944808), (3, 82629872), (4, 61972404), (6, 41314936), (8, 30986202), (12, 20657468), (13, 19068432), (16, 15493101), (24, 10328734), (26, 9534216), (39, 6356144), (48, 5164367), (52, 4767108), (78, 3178072), (104, 2383554), (156, 1589036), (208, 1191777), (312, 794518), (624, 397259)]