196534885

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1989

約数の個数: 32

約数和(自身を含む): 262932480

約数和(自身を除く): 66397595

約数列:

[1, 5, 23, 29, 31, 115, 145, 155, 667, 713, 899, 1901, 3335, 3565, 4495, 9505, 20677, 43723, 55129, 58931, 103385, 218615, 275645, 294655, 1267967, 1355413, 1708999, 6339835, 6777065, 8544995, 39306977, 196534885]

約数ペア:

[(1, 196534885), (5, 39306977), (23, 8544995), (29, 6777065), (31, 6339835), (115, 1708999), (145, 1355413), (155, 1267967), (667, 294655), (713, 275645), (899, 218615), (1901, 103385), (3335, 58931), (3565, 55129), (4495, 43723), (9505, 20677)]