291039996

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{1009}}^1$

素因数の和:1115

約数の個数: 72

約数和(自身を含む): 749476560

約数和(自身を除く): 458436564

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1009, 1118, 1677, 1849, 2018, 2236, 3027, 3354, 3698, 4036, 5547, 6054, 6708, 7396, 11094, 12108, 13117, 22188, 24037, 26234, 39351, 43387, 48074, 52468, 72111, 78702, 86774, 96148, 130161, 144222, 157404, 173548, 260322, 288444, 520644, 564031, 1128062, 1692093, 1865641, 2256124, 3384186, 3731282, 5596923, 6768372, 7462564, 11193846, 22387692, 24253333, 48506666, 72759999, 97013332, 145519998, 291039996]

約数ペア:

[(1, 291039996), (2, 145519998), (3, 97013332), (4, 72759999), (6, 48506666), (12, 24253333), (13, 22387692), (26, 11193846), (39, 7462564), (43, 6768372), (52, 5596923), (78, 3731282), (86, 3384186), (129, 2256124), (156, 1865641), (172, 1692093), (258, 1128062), (516, 564031), (559, 520644), (1009, 288444), (1118, 260322), (1677, 173548), (1849, 157404), (2018, 144222), (2236, 130161), (3027, 96148), (3354, 86774), (3698, 78702), (4036, 72111), (5547, 52468), (6054, 48074), (6708, 43387), (7396, 39351), (11094, 26234), (12108, 24037), (13117, 22188)]