7201557

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 36

約数和(自身を含む): 12137580

約数和(自身を除く): 4936023

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 121, 153, 187, 363, 389, 561, 1089, 1167, 1683, 2057, 3501, 4279, 6171, 6613, 12837, 18513, 19839, 38511, 47069, 59517, 72743, 141207, 218229, 423621, 654687, 800173, 2400519, 7201557]

約数ペア:

[(1, 7201557), (3, 2400519), (9, 800173), (11, 654687), (17, 423621), (33, 218229), (51, 141207), (99, 72743), (121, 59517), (153, 47069), (187, 38511), (363, 19839), (389, 18513), (561, 12837), (1089, 6613), (1167, 6171), (1683, 4279), (2057, 3501)]