31127019

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{61}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 53734656

約数和(自身を除く): 22607637

約数列:

[1, 3, 7, 11, 21, 33, 47, 61, 77, 141, 183, 231, 329, 427, 517, 671, 987, 1281, 1551, 2013, 2209, 2867, 3619, 4697, 6627, 8601, 10857, 14091, 15463, 20069, 24299, 31537, 46389, 60207, 72897, 94611, 134749, 170093, 220759, 404247, 510279, 662277, 943243, 1482239, 2829729, 4446717, 10375673, 31127019]

約数ペア:

[(1, 31127019), (3, 10375673), (7, 4446717), (11, 2829729), (21, 1482239), (33, 943243), (47, 662277), (61, 510279), (77, 404247), (141, 220759), (183, 170093), (231, 134749), (329, 94611), (427, 72897), (517, 60207), (671, 46389), (987, 31537), (1281, 24299), (1551, 20069), (2013, 15463), (2209, 14091), (2867, 10857), (3619, 8601), (4697, 6627)]