31379409

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2393}}^1$

素因数の和:2477

約数の個数: 24

約数和(自身を含む): 47803392

約数和(自身を除く): 16423983

約数列:

[1, 3, 9, 31, 47, 93, 141, 279, 423, 1457, 2393, 4371, 7179, 13113, 21537, 74183, 112471, 222549, 337413, 667647, 1012239, 3486601, 10459803, 31379409]

約数ペア:

[(1, 31379409), (3, 10459803), (9, 3486601), (31, 1012239), (47, 667647), (93, 337413), (141, 222549), (279, 112471), (423, 74183), (1457, 21537), (2393, 13113), (4371, 7179)]