211447005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{26153}}^1$

素因数の和:26186

約数の個数: 48

約数和(自身を含む): 429344064

約数和(自身を除く): 217897059

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 2695, 8085, 26153, 78459, 130765, 183071, 287683, 392295, 549213, 863049, 915355, 1281497, 1438415, 2013781, 2746065, 3844491, 4315245, 6041343, 6407485, 10068905, 14096467, 19222455, 30206715, 42289401, 70482335, 211447005]

約数ペア:

[(1, 211447005), (3, 70482335), (5, 42289401), (7, 30206715), (11, 19222455), (15, 14096467), (21, 10068905), (33, 6407485), (35, 6041343), (49, 4315245), (55, 3844491), (77, 2746065), (105, 2013781), (147, 1438415), (165, 1281497), (231, 915355), (245, 863049), (385, 549213), (539, 392295), (735, 287683), (1155, 183071), (1617, 130765), (2695, 78459), (8085, 26153)]