2021981475

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{1637}}^1$

素因数の和:2076

約数の個数: 48

約数和(自身を含む): 3431780352

約数和(自身を除く): 1409798877

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 383, 645, 1075, 1149, 1637, 1915, 3225, 4911, 5745, 8185, 9575, 16469, 24555, 28725, 40925, 49407, 70391, 82345, 122775, 211173, 247035, 351955, 411725, 626971, 1055865, 1235175, 1759775, 1880913, 3134855, 5279325, 9404565, 15674275, 26959753, 47022825, 80879259, 134798765, 404396295, 673993825, 2021981475]

約数ペア:

[(1, 2021981475), (3, 673993825), (5, 404396295), (15, 134798765), (25, 80879259), (43, 47022825), (75, 26959753), (129, 15674275), (215, 9404565), (383, 5279325), (645, 3134855), (1075, 1880913), (1149, 1759775), (1637, 1235175), (1915, 1055865), (3225, 626971), (4911, 411725), (5745, 351955), (8185, 247035), (9575, 211173), (16469, 122775), (24555, 82345), (28725, 70391), (40925, 49407)]