84321993

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 135924480

約数和(自身を除く): 51602487

約数列:

[1, 3, 7, 21, 49, 53, 79, 137, 147, 159, 237, 371, 411, 553, 959, 1113, 1659, 2597, 2877, 3871, 4187, 6713, 7261, 7791, 10823, 11613, 12561, 20139, 21783, 29309, 32469, 50827, 75761, 87927, 152481, 205163, 227283, 355789, 530327, 573619, 615489, 1067367, 1590981, 1720857, 4015333, 12045999, 28107331, 84321993]

約数ペア:

[(1, 84321993), (3, 28107331), (7, 12045999), (21, 4015333), (49, 1720857), (53, 1590981), (79, 1067367), (137, 615489), (147, 573619), (159, 530327), (237, 355789), (371, 227283), (411, 205163), (553, 152481), (959, 87927), (1113, 75761), (1659, 50827), (2597, 32469), (2877, 29309), (3871, 21783), (4187, 20139), (6713, 12561), (7261, 11613), (7791, 10823)]