128378224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{8693}}^1$

素因数の和:8785

約数の個数: 40

約数和(自身を含む): 271670112

約数和(自身を除く): 143291888

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 3692, 7384, 8693, 14768, 17386, 34772, 69544, 113009, 139088, 226018, 452036, 617203, 904072, 1234406, 1808144, 2468812, 4937624, 8023639, 9875248, 16047278, 32094556, 64189112, 128378224]

約数ペア:

[(1, 128378224), (2, 64189112), (4, 32094556), (8, 16047278), (13, 9875248), (16, 8023639), (26, 4937624), (52, 2468812), (71, 1808144), (104, 1234406), (142, 904072), (208, 617203), (284, 452036), (568, 226018), (923, 139088), (1136, 113009), (1846, 69544), (3692, 34772), (7384, 17386), (8693, 14768)]