81793448

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{3889}}^1$

素因数の和:4145

約数の個数: 32

約数和(自身を含む): 168048000

約数和(自身を除く): 86254552

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 239, 478, 956, 1912, 2629, 3889, 5258, 7778, 10516, 15556, 21032, 31112, 42779, 85558, 171116, 342232, 929471, 1858942, 3717884, 7435768, 10224181, 20448362, 40896724, 81793448]

約数ペア:

[(1, 81793448), (2, 40896724), (4, 20448362), (8, 10224181), (11, 7435768), (22, 3717884), (44, 1858942), (88, 929471), (239, 342232), (478, 171116), (956, 85558), (1912, 42779), (2629, 31112), (3889, 21032), (5258, 15556), (7778, 10516)]