1331325

素因数分解:

$3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 36

約数和(自身を含む): 2448628

約数和(自身を除く): 1117303

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 97, 183, 225, 291, 305, 485, 549, 873, 915, 1455, 1525, 2425, 2745, 4365, 4575, 5917, 7275, 13725, 17751, 21825, 29585, 53253, 88755, 147925, 266265, 443775, 1331325]

約数ペア:

[(1, 1331325), (3, 443775), (5, 266265), (9, 147925), (15, 88755), (25, 53253), (45, 29585), (61, 21825), (75, 17751), (97, 13725), (183, 7275), (225, 5917), (291, 4575), (305, 4365), (485, 2745), (549, 2425), (873, 1525), (915, 1455)]