81508366

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 135302400

約数和(自身を除く): 53794034

約数列:

[1, 2, 19, 23, 38, 46, 179, 358, 437, 521, 874, 1042, 3401, 4117, 6802, 8234, 9899, 11983, 19798, 23966, 78223, 93259, 156446, 186518, 227677, 455354, 1771921, 2144957, 3543842, 4289914, 40754183, 81508366]

約数ペア:

[(1, 81508366), (2, 40754183), (19, 4289914), (23, 3543842), (38, 2144957), (46, 1771921), (179, 455354), (358, 227677), (437, 186518), (521, 156446), (874, 93259), (1042, 78223), (3401, 23966), (4117, 19798), (6802, 11983), (8234, 9899)]