1279781368

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{821}}^1\times {\mathrm{6719}}^1$

素因数の和:7575

約数の個数: 32

約数和(自身を含む): 2485728000

約数和(自身を除く): 1205946632

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 821, 1642, 3284, 6568, 6719, 13438, 23809, 26876, 47618, 53752, 95236, 190472, 194851, 389702, 779404, 1558808, 5516299, 11032598, 22065196, 44130392, 159972671, 319945342, 639890684, 1279781368]

約数ペア:

[(1, 1279781368), (2, 639890684), (4, 319945342), (8, 159972671), (29, 44130392), (58, 22065196), (116, 11032598), (232, 5516299), (821, 1558808), (1642, 779404), (3284, 389702), (6568, 194851), (6719, 190472), (13438, 95236), (23809, 53752), (26876, 47618)]