30972825

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{10589}}^1$

素因数の和:10618

約数の個数: 36

約数和(自身を含む): 59748780

約数和(自身を除く): 28775955

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 10589, 31767, 52945, 95301, 137657, 158835, 264725, 412971, 476505, 688285, 794175, 1238913, 2064855, 2382525, 3441425, 6194565, 10324275, 30972825]

約数ペア:

[(1, 30972825), (3, 10324275), (5, 6194565), (9, 3441425), (13, 2382525), (15, 2064855), (25, 1238913), (39, 794175), (45, 688285), (65, 476505), (75, 412971), (117, 264725), (195, 158835), (225, 137657), (325, 95301), (585, 52945), (975, 31767), (2925, 10589)]