128857386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{16063}}^1$

素因数の和:16266

約数の個数: 32

約数和(自身を含む): 296091648

約数和(自身を除く): 167234262

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 191, 382, 573, 1146, 1337, 2674, 4011, 8022, 16063, 32126, 48189, 96378, 112441, 224882, 337323, 674646, 3068033, 6136066, 9204099, 18408198, 21476231, 42952462, 64428693, 128857386]

約数ペア:

[(1, 128857386), (2, 64428693), (3, 42952462), (6, 21476231), (7, 18408198), (14, 9204099), (21, 6136066), (42, 3068033), (191, 674646), (382, 337323), (573, 224882), (1146, 112441), (1337, 96378), (2674, 48189), (4011, 32126), (8022, 16063)]