747087621

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1\times {\mathrm{1567}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 1158463488

約数和(自身を除く): 411375867

約数列:

[1, 3, 7, 21, 73, 219, 311, 511, 933, 1533, 1567, 2177, 4701, 6531, 10969, 22703, 32907, 68109, 114391, 158921, 343173, 476763, 487337, 800737, 1462011, 2402211, 3411359, 10234077, 35575601, 106726803, 249029207, 747087621]

約数ペア:

[(1, 747087621), (3, 249029207), (7, 106726803), (21, 35575601), (73, 10234077), (219, 3411359), (311, 2402211), (511, 1462011), (933, 800737), (1533, 487337), (1567, 476763), (2177, 343173), (4701, 158921), (6531, 114391), (10969, 68109), (22703, 32907)]