987870147232

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{390771419}}^1$

素因数の和:390771508

約数の個数: 24

約数和(自身を含む): 1969487956800

約数和(自身を除く): 981617809568

約数列:

[1, 2, 4, 8, 16, 32, 79, 158, 316, 632, 1264, 2528, 390771419, 781542838, 1563085676, 3126171352, 6252342704, 12504685408, 30870942101, 61741884202, 123483768404, 246967536808, 493935073616, 987870147232]

約数ペア:

[(1, 987870147232), (2, 493935073616), (4, 246967536808), (8, 123483768404), (16, 61741884202), (32, 30870942101), (79, 12504685408), (158, 6252342704), (316, 3126171352), (632, 1563085676), (1264, 781542838), (2528, 390771419)]