91991787

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{659}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 135168000

約数和(自身を除く): 43176213

約数列:

[1, 3, 19, 31, 57, 79, 93, 237, 589, 659, 1501, 1767, 1977, 2449, 4503, 7347, 12521, 20429, 37563, 46531, 52061, 61287, 139593, 156183, 388151, 989159, 1164453, 1613891, 2967477, 4841673, 30663929, 91991787]

約数ペア:

[(1, 91991787), (3, 30663929), (19, 4841673), (31, 2967477), (57, 1613891), (79, 1164453), (93, 989159), (237, 388151), (589, 156183), (659, 139593), (1501, 61287), (1767, 52061), (1977, 46531), (2449, 37563), (4503, 20429), (7347, 12521)]