218248635

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2683}}^1$

素因数の和:2748

約数の個数: 64

約数和(自身を含む): 417415680

約数和(自身を除く): 199167045

約数列:

[1, 3, 5, 11, 15, 17, 29, 33, 51, 55, 85, 87, 145, 165, 187, 255, 319, 435, 493, 561, 935, 957, 1479, 1595, 2465, 2683, 2805, 4785, 5423, 7395, 8049, 13415, 16269, 27115, 29513, 40245, 45611, 77807, 81345, 88539, 136833, 147565, 228055, 233421, 389035, 442695, 501721, 684165, 855877, 1167105, 1322719, 1505163, 2508605, 2567631, 3968157, 4279385, 6613595, 7525815, 12838155, 14549909, 19840785, 43649727, 72749545, 218248635]

約数ペア:

[(1, 218248635), (3, 72749545), (5, 43649727), (11, 19840785), (15, 14549909), (17, 12838155), (29, 7525815), (33, 6613595), (51, 4279385), (55, 3968157), (85, 2567631), (87, 2508605), (145, 1505163), (165, 1322719), (187, 1167105), (255, 855877), (319, 684165), (435, 501721), (493, 442695), (561, 389035), (935, 233421), (957, 228055), (1479, 147565), (1595, 136833), (2465, 88539), (2683, 81345), (2805, 77807), (4785, 45611), (5423, 40245), (7395, 29513), (8049, 27115), (13415, 16269)]