64182015

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 116756640

約数和(自身を除く): 52574625

約数列:

[1, 3, 5, 9, 15, 41, 43, 45, 123, 129, 205, 215, 369, 387, 615, 645, 809, 1763, 1845, 1935, 2427, 4045, 5289, 7281, 8815, 12135, 15867, 26445, 33169, 34787, 36405, 79335, 99507, 104361, 165845, 173935, 298521, 313083, 497535, 521805, 1426267, 1492605, 1565415, 4278801, 7131335, 12836403, 21394005, 64182015]

約数ペア:

[(1, 64182015), (3, 21394005), (5, 12836403), (9, 7131335), (15, 4278801), (41, 1565415), (43, 1492605), (45, 1426267), (123, 521805), (129, 497535), (205, 313083), (215, 298521), (369, 173935), (387, 165845), (615, 104361), (645, 99507), (809, 79335), (1763, 36405), (1845, 34787), (1935, 33169), (2427, 26445), (4045, 15867), (5289, 12135), (7281, 8815)]