628129215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{664687}}^1$

素因数の和:664708

約数の個数: 32

約数和(自身を含む): 1276200960

約数和(自身を除く): 648071745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 664687, 1994061, 3323435, 4652809, 5982183, 9970305, 13958427, 17946549, 23264045, 29910915, 41875281, 69792135, 89732745, 125625843, 209376405, 628129215]

約数ペア:

[(1, 628129215), (3, 209376405), (5, 125625843), (7, 89732745), (9, 69792135), (15, 41875281), (21, 29910915), (27, 23264045), (35, 17946549), (45, 13958427), (63, 9970305), (105, 5982183), (135, 4652809), (189, 3323435), (315, 1994061), (945, 664687)]