289109079

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1\times {\mathrm{389}}^1$

素因数の和:700

約数の個数: 48

約数和(自身を含む): 490613760

約数和(自身を除く): 201504681

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 251, 329, 389, 423, 753, 987, 1167, 1757, 2259, 2723, 2961, 3501, 5271, 8169, 11797, 15813, 18283, 24507, 35391, 54849, 82579, 97639, 106173, 127981, 164547, 247737, 292917, 383943, 683473, 743211, 878751, 1151829, 2050419, 4589033, 6151257, 13767099, 32123231, 41301297, 96369693, 289109079]

約数ペア:

[(1, 289109079), (3, 96369693), (7, 41301297), (9, 32123231), (21, 13767099), (47, 6151257), (63, 4589033), (141, 2050419), (251, 1151829), (329, 878751), (389, 743211), (423, 683473), (753, 383943), (987, 292917), (1167, 247737), (1757, 164547), (2259, 127981), (2723, 106173), (2961, 97639), (3501, 82579), (5271, 54849), (8169, 35391), (11797, 24507), (15813, 18283)]