1281931714

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{9941}}^1$

素因数の和:10162

約数の個数: 32

約数和(自身を含む): 2248641792

約数和(自身を除く): 966710078

約数列:

[1, 2, 7, 14, 61, 122, 151, 302, 427, 854, 1057, 2114, 9211, 9941, 18422, 19882, 64477, 69587, 128954, 139174, 606401, 1212802, 1501091, 3002182, 4244807, 8489614, 10507637, 21015274, 91566551, 183133102, 640965857, 1281931714]

約数ペア:

[(1, 1281931714), (2, 640965857), (7, 183133102), (14, 91566551), (61, 21015274), (122, 10507637), (151, 8489614), (302, 4244807), (427, 3002182), (854, 1501091), (1057, 1212802), (2114, 606401), (9211, 139174), (9941, 128954), (18422, 69587), (19882, 64477)]