870898105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{8941}}^1$

素因数の和:8998

約数の個数: 48

約数和(自身を含む): 1370057472

約数和(自身を除く): 499159367

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 121, 161, 253, 385, 605, 805, 847, 1265, 1771, 2783, 4235, 8855, 8941, 13915, 19481, 44705, 62587, 97405, 98351, 205643, 312935, 491755, 688457, 1028215, 1081861, 1439501, 2262073, 3442285, 5409305, 7197505, 7573027, 11310365, 15834511, 24882803, 37865135, 79172555, 124414015, 174179621, 870898105]

約数ペア:

[(1, 870898105), (5, 174179621), (7, 124414015), (11, 79172555), (23, 37865135), (35, 24882803), (55, 15834511), (77, 11310365), (115, 7573027), (121, 7197505), (161, 5409305), (253, 3442285), (385, 2262073), (605, 1439501), (805, 1081861), (847, 1028215), (1265, 688457), (1771, 491755), (2783, 312935), (4235, 205643), (8855, 98351), (8941, 97405), (13915, 62587), (19481, 44705)]