47718531

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4139}}^1$

素因数の和:4216

約数の個数: 32

約数和(自身を含む): 82137600

約数和(自身を除く): 34419069

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 3843, 4139, 11529, 12417, 28973, 37251, 86919, 111753, 252479, 260757, 757437, 782271, 1767353, 2272311, 5302059, 6816933, 15906177, 47718531]

約数ペア:

[(1, 47718531), (3, 15906177), (7, 6816933), (9, 5302059), (21, 2272311), (27, 1767353), (61, 782271), (63, 757437), (183, 260757), (189, 252479), (427, 111753), (549, 86919), (1281, 37251), (1647, 28973), (3843, 12417), (4139, 11529)]