31213029

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 45711360

約数和(自身を除く): 14498331

約数列:

[1, 3, 19, 47, 57, 61, 141, 183, 191, 573, 893, 1159, 2679, 2867, 3477, 3629, 8601, 8977, 10887, 11651, 26931, 34953, 54473, 163419, 170563, 221369, 511689, 547597, 664107, 1642791, 10404343, 31213029]

約数ペア:

[(1, 31213029), (3, 10404343), (19, 1642791), (47, 664107), (57, 547597), (61, 511689), (141, 221369), (183, 170563), (191, 163419), (573, 54473), (893, 34953), (1159, 26931), (2679, 11651), (2867, 10887), (3477, 8977), (3629, 8601)]