78686319

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{1931}}^1$

素因数の和:2015

約数の個数: 24

約数和(自身を含む): 113879808

約数和(自身を除く): 35193489

約数列:

[1, 3, 17, 47, 51, 141, 289, 799, 867, 1931, 2397, 5793, 13583, 32827, 40749, 90757, 98481, 272271, 558059, 1542869, 1674177, 4628607, 26228773, 78686319]

約数ペア:

[(1, 78686319), (3, 26228773), (17, 4628607), (47, 1674177), (51, 1542869), (141, 558059), (289, 272271), (799, 98481), (867, 90757), (1931, 40749), (2397, 32827), (5793, 13583)]