42990728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{1289}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 88236000

約数和(自身を除く): 45245272

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 379, 758, 1289, 1516, 2578, 3032, 4169, 5156, 8338, 10312, 14179, 16676, 28358, 33352, 56716, 113432, 488531, 977062, 1954124, 3908248, 5373841, 10747682, 21495364, 42990728]

約数ペア:

[(1, 42990728), (2, 21495364), (4, 10747682), (8, 5373841), (11, 3908248), (22, 1954124), (44, 977062), (88, 488531), (379, 113432), (758, 56716), (1289, 33352), (1516, 28358), (2578, 16676), (3032, 14179), (4169, 10312), (5156, 8338)]