220117079

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{193}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 277423104

約数和(自身を除く): 57306025

約数列:

[1, 7, 13, 83, 91, 151, 193, 581, 1057, 1079, 1351, 1963, 2509, 7553, 12533, 13741, 16019, 17563, 29143, 87731, 112133, 162929, 204001, 208247, 378859, 1140503, 1457729, 2418869, 2652013, 16932083, 31445297, 220117079]

約数ペア:

[(1, 220117079), (7, 31445297), (13, 16932083), (83, 2652013), (91, 2418869), (151, 1457729), (193, 1140503), (581, 378859), (1057, 208247), (1079, 204001), (1351, 162929), (1963, 112133), (2509, 87731), (7553, 29143), (12533, 17563), (13741, 16019)]