871811478

素因数分解:

$2^1\times 3^3\times {\mathrm{181}}^1\times {\mathrm{191}}^1\times {\mathrm{467}}^1$

素因数の和:850

約数の個数: 64

約数和(自身を含む): 1962455040

約数和(自身を除く): 1090643562

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 181, 191, 362, 382, 467, 543, 573, 934, 1086, 1146, 1401, 1629, 1719, 2802, 3258, 3438, 4203, 4887, 5157, 8406, 9774, 10314, 12609, 25218, 34571, 69142, 84527, 89197, 103713, 169054, 178394, 207426, 253581, 267591, 311139, 507162, 535182, 622278, 760743, 802773, 933417, 1521486, 1605546, 1866834, 2282229, 2408319, 4564458, 4816638, 16144657, 32289314, 48433971, 96867942, 145301913, 290603826, 435905739, 871811478]

約数ペア:

[(1, 871811478), (2, 435905739), (3, 290603826), (6, 145301913), (9, 96867942), (18, 48433971), (27, 32289314), (54, 16144657), (181, 4816638), (191, 4564458), (362, 2408319), (382, 2282229), (467, 1866834), (543, 1605546), (573, 1521486), (934, 933417), (1086, 802773), (1146, 760743), (1401, 622278), (1629, 535182), (1719, 507162), (2802, 311139), (3258, 267591), (3438, 253581), (4203, 207426), (4887, 178394), (5157, 169054), (8406, 103713), (9774, 89197), (10314, 84527), (12609, 69142), (25218, 34571)]