421487811

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3457}}^1$

素因数の和:3536

約数の個数: 48

約数和(自身を含む): 690493440

約数和(自身を除く): 269005629

約数列:

[1, 3, 9, 19, 23, 31, 57, 69, 93, 171, 207, 279, 437, 589, 713, 1311, 1767, 2139, 3457, 3933, 5301, 6417, 10371, 13547, 31113, 40641, 65683, 79511, 107167, 121923, 197049, 238533, 321501, 591147, 715599, 964503, 1510709, 2036173, 2464841, 4532127, 6108519, 7394523, 13596381, 18325557, 22183569, 46831979, 140495937, 421487811]

約数ペア:

[(1, 421487811), (3, 140495937), (9, 46831979), (19, 22183569), (23, 18325557), (31, 13596381), (57, 7394523), (69, 6108519), (93, 4532127), (171, 2464841), (207, 2036173), (279, 1510709), (437, 964503), (589, 715599), (713, 591147), (1311, 321501), (1767, 238533), (2139, 197049), (3457, 121923), (3933, 107167), (5301, 79511), (6417, 65683), (10371, 40641), (13547, 31113)]