157220518

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{123407}}^1$

素因数の和:123436

約数の個数: 24

約数和(自身を含む): 295438752

約数和(自身を除く): 138218234

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 123407, 246814, 863849, 1604291, 1727698, 3208582, 6046943, 11230037, 12093886, 22460074, 78610259, 157220518]

約数ペア:

[(1, 157220518), (2, 78610259), (7, 22460074), (13, 12093886), (14, 11230037), (26, 6046943), (49, 3208582), (91, 1727698), (98, 1604291), (182, 863849), (637, 246814), (1274, 123407)]