389611145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{1913}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 609662592

約数和(自身を除く): 220051447

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 385, 529, 805, 1265, 1771, 1913, 2645, 3703, 5819, 8855, 9565, 13391, 18515, 21043, 29095, 40733, 43999, 66955, 105215, 147301, 203665, 219995, 307993, 483989, 736505, 1011977, 1539965, 2419945, 3387923, 5059885, 7083839, 11131747, 16939615, 35419195, 55658735, 77922229, 389611145]

約数ペア:

[(1, 389611145), (5, 77922229), (7, 55658735), (11, 35419195), (23, 16939615), (35, 11131747), (55, 7083839), (77, 5059885), (115, 3387923), (161, 2419945), (253, 1539965), (385, 1011977), (529, 736505), (805, 483989), (1265, 307993), (1771, 219995), (1913, 203665), (2645, 147301), (3703, 105215), (5819, 66955), (8855, 43999), (9565, 40733), (13391, 29095), (18515, 21043)]