15129575

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 20123712

約数和(自身を除く): 4994137

約数列:

[1, 5, 17, 25, 85, 97, 367, 425, 485, 1649, 1835, 2425, 6239, 8245, 9175, 31195, 35599, 41225, 155975, 177995, 605183, 889975, 3025915, 15129575]

約数ペア:

[(1, 15129575), (5, 3025915), (17, 889975), (25, 605183), (85, 177995), (97, 155975), (367, 41225), (425, 35599), (485, 31195), (1649, 9175), (1835, 8245), (2425, 6239)]