72151989

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11491}}^1$

素因数の和:11537

約数の個数: 32

約数和(自身を含む): 123561984

約数和(自身を除く): 51409995

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279, 11491, 34473, 80437, 149383, 241311, 264293, 448149, 792879, 1045681, 1850051, 3137043, 3435809, 5550153, 10307427, 24050663, 72151989]

約数ペア:

[(1, 72151989), (3, 24050663), (7, 10307427), (13, 5550153), (21, 3435809), (23, 3137043), (39, 1850051), (69, 1045681), (91, 792879), (161, 448149), (273, 264293), (299, 241311), (483, 149383), (897, 80437), (2093, 34473), (6279, 11491)]