12905858

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 23113728

約数和(自身を除く): 10207870

約数列:

[1, 2, 7, 14, 31, 62, 131, 217, 227, 262, 434, 454, 917, 1589, 1834, 3178, 4061, 7037, 8122, 14074, 28427, 29737, 49259, 56854, 59474, 98518, 208159, 416318, 921847, 1843694, 6452929, 12905858]

約数ペア:

[(1, 12905858), (2, 6452929), (7, 1843694), (14, 921847), (31, 416318), (62, 208159), (131, 98518), (217, 59474), (227, 56854), (262, 49259), (434, 29737), (454, 28427), (917, 14074), (1589, 8122), (1834, 7037), (3178, 4061)]