51819561

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 79280640

約数和(自身を除く): 27461079

約数列:

[1, 3, 9, 27, 61, 73, 183, 219, 431, 549, 657, 1293, 1647, 1971, 3879, 4453, 11637, 13359, 26291, 31463, 40077, 78873, 94389, 120231, 236619, 283167, 709857, 849501, 1919243, 5757729, 17273187, 51819561]

約数ペア:

[(1, 51819561), (3, 17273187), (9, 5757729), (27, 1919243), (61, 849501), (73, 709857), (183, 283167), (219, 236619), (431, 120231), (549, 94389), (657, 78873), (1293, 40077), (1647, 31463), (1971, 26291), (3879, 13359), (4453, 11637)]