389935359

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{181}}^1\times {\mathrm{463}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 632346624

約数和(自身を除く): 242411265

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 181, 423, 463, 517, 543, 1389, 1551, 1629, 1991, 4167, 4653, 5093, 5973, 8507, 15279, 17919, 21761, 25521, 45837, 65283, 76563, 83803, 93577, 195849, 239371, 251409, 280731, 718113, 754227, 842193, 921833, 2154339, 2765499, 3938741, 8296497, 11816223, 35448669, 43326151, 129978453, 389935359]

約数ペア:

[(1, 389935359), (3, 129978453), (9, 43326151), (11, 35448669), (33, 11816223), (47, 8296497), (99, 3938741), (141, 2765499), (181, 2154339), (423, 921833), (463, 842193), (517, 754227), (543, 718113), (1389, 280731), (1551, 251409), (1629, 239371), (1991, 195849), (4167, 93577), (4653, 83803), (5093, 76563), (5973, 65283), (8507, 45837), (15279, 25521), (17919, 21761)]