13305975

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 23331840

約数和(自身を除く): 10025865

約数列:

[1, 3, 5, 15, 25, 31, 59, 75, 93, 97, 155, 177, 291, 295, 465, 485, 775, 885, 1455, 1475, 1829, 2325, 2425, 3007, 4425, 5487, 5723, 7275, 9021, 9145, 15035, 17169, 27435, 28615, 45105, 45725, 75175, 85845, 137175, 143075, 177413, 225525, 429225, 532239, 887065, 2661195, 4435325, 13305975]

約数ペア:

[(1, 13305975), (3, 4435325), (5, 2661195), (15, 887065), (25, 532239), (31, 429225), (59, 225525), (75, 177413), (93, 143075), (97, 137175), (155, 85845), (177, 75175), (291, 45725), (295, 45105), (465, 28615), (485, 27435), (775, 17169), (885, 15035), (1455, 9145), (1475, 9021), (1829, 7275), (2325, 5723), (2425, 5487), (3007, 4425)]