7988475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 15070464

約数和(自身を除く): 7081989

約数列:

[1, 3, 5, 11, 15, 23, 25, 33, 55, 69, 75, 115, 165, 253, 275, 345, 421, 575, 759, 825, 1263, 1265, 1725, 2105, 3795, 4631, 6315, 6325, 9683, 10525, 13893, 18975, 23155, 29049, 31575, 48415, 69465, 106513, 115775, 145245, 242075, 319539, 347325, 532565, 726225, 1597695, 2662825, 7988475]

約数ペア:

[(1, 7988475), (3, 2662825), (5, 1597695), (11, 726225), (15, 532565), (23, 347325), (25, 319539), (33, 242075), (55, 145245), (69, 115775), (75, 106513), (115, 69465), (165, 48415), (253, 31575), (275, 29049), (345, 23155), (421, 18975), (575, 13893), (759, 10525), (825, 9683), (1263, 6325), (1265, 6315), (1725, 4631), (2105, 3795)]