487941855

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 813596256

約数和(自身を除く): 325654401

約数列:

[1, 3, 5, 15, 43, 73, 129, 215, 219, 241, 365, 645, 723, 1095, 1205, 1849, 3139, 3615, 5547, 9245, 9417, 10363, 15695, 17593, 27735, 31089, 47085, 51815, 52779, 87965, 134977, 155445, 263895, 404931, 445609, 674885, 756499, 1336827, 2024655, 2228045, 2269497, 3782495, 6684135, 11347485, 32529457, 97588371, 162647285, 487941855]

約数ペア:

[(1, 487941855), (3, 162647285), (5, 97588371), (15, 32529457), (43, 11347485), (73, 6684135), (129, 3782495), (215, 2269497), (219, 2228045), (241, 2024655), (365, 1336827), (645, 756499), (723, 674885), (1095, 445609), (1205, 404931), (1849, 263895), (3139, 155445), (3615, 134977), (5547, 87965), (9245, 52779), (9417, 51815), (10363, 47085), (15695, 31089), (17593, 27735)]