31627323

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 59582432

約数和(自身を除く): 27955109

約数列:

[1, 3, 7, 9, 13, 21, 23, 39, 63, 69, 73, 91, 117, 161, 207, 219, 273, 299, 483, 511, 529, 657, 819, 897, 949, 1449, 1533, 1587, 1679, 2093, 2691, 2847, 3703, 4599, 4761, 5037, 6279, 6643, 6877, 8541, 11109, 11753, 15111, 18837, 19929, 20631, 21827, 33327, 35259, 38617, 48139, 59787, 61893, 65481, 105777, 115851, 144417, 152789, 196443, 270319, 347553, 433251, 458367, 502021, 810957, 1375101, 1506063, 2432871, 3514147, 4518189, 10542441, 31627323]

約数ペア:

[(1, 31627323), (3, 10542441), (7, 4518189), (9, 3514147), (13, 2432871), (21, 1506063), (23, 1375101), (39, 810957), (63, 502021), (69, 458367), (73, 433251), (91, 347553), (117, 270319), (161, 196443), (207, 152789), (219, 144417), (273, 115851), (299, 105777), (483, 65481), (511, 61893), (529, 59787), (657, 48139), (819, 38617), (897, 35259), (949, 33327), (1449, 21827), (1533, 20631), (1587, 19929), (1679, 18837), (2093, 15111), (2691, 11753), (2847, 11109), (3703, 8541), (4599, 6877), (4761, 6643), (5037, 6279)]