156920713971

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{828703}}^1$

素因数の和:828911

約数の個数: 32

約数和(自身を含む): 244394754048

約数和(自身を除く): 87474040077

約数列:

[1, 3, 7, 21, 71, 127, 213, 381, 497, 889, 1491, 2667, 9017, 27051, 63119, 189357, 828703, 2486109, 5800921, 17402763, 58837913, 105245281, 176513739, 315735843, 411865391, 736716967, 1235596173, 2210150901, 7472414951, 22417244853, 52306904657, 156920713971]

約数ペア:

[(1, 156920713971), (3, 52306904657), (7, 22417244853), (21, 7472414951), (71, 2210150901), (127, 1235596173), (213, 736716967), (381, 411865391), (497, 315735843), (889, 176513739), (1491, 105245281), (2667, 58837913), (9017, 17402763), (27051, 5800921), (63119, 2486109), (189357, 828703)]