31357497

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 45360000

約数和(自身を除く): 14002503

約数列:

[1, 3, 29, 41, 59, 87, 123, 149, 177, 447, 1189, 1711, 2419, 3567, 4321, 5133, 6109, 7257, 8791, 12963, 18327, 26373, 70151, 177161, 210453, 254939, 360431, 531483, 764817, 1081293, 10452499, 31357497]

約数ペア:

[(1, 31357497), (3, 10452499), (29, 1081293), (41, 764817), (59, 531483), (87, 360431), (123, 254939), (149, 210453), (177, 177161), (447, 70151), (1189, 26373), (1711, 18327), (2419, 12963), (3567, 8791), (4321, 7257), (5133, 6109)]