210844965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{1657}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 358128000

約数和(自身を除く): 147283035

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 499, 1497, 1657, 2495, 4971, 7485, 8285, 8483, 24855, 25449, 28169, 42415, 84507, 127245, 140845, 422535, 826843, 2480529, 4134215, 12402645, 14056331, 42168993, 70281655, 210844965]

約数ペア:

[(1, 210844965), (3, 70281655), (5, 42168993), (15, 14056331), (17, 12402645), (51, 4134215), (85, 2480529), (255, 826843), (499, 422535), (1497, 140845), (1657, 127245), (2495, 84507), (4971, 42415), (7485, 28169), (8285, 25449), (8483, 24855)]