18768225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{5107}}^1$

素因数の和:5134

約数の個数: 36

約数和(自身を含む): 36103344

約数和(自身を除く): 17335119

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 5107, 15321, 25535, 35749, 76605, 107247, 127675, 178745, 250243, 383025, 536235, 750729, 893725, 1251215, 2681175, 3753645, 6256075, 18768225]

約数ペア:

[(1, 18768225), (3, 6256075), (5, 3753645), (7, 2681175), (15, 1251215), (21, 893725), (25, 750729), (35, 536235), (49, 383025), (75, 250243), (105, 178745), (147, 127675), (175, 107247), (245, 76605), (525, 35749), (735, 25535), (1225, 15321), (3675, 5107)]