198107855

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{619}}^1$

素因数の和:692

約数の個数: 36

約数和(自身を含む): 273602280

約数和(自身を除く): 75494425

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 529, 605, 619, 1265, 2645, 2783, 3095, 5819, 6809, 13915, 14237, 29095, 34045, 64009, 71185, 74899, 156607, 320045, 327451, 374495, 783035, 1637255, 1722677, 3601961, 8613385, 18009805, 39621571, 198107855]

約数ペア:

[(1, 198107855), (5, 39621571), (11, 18009805), (23, 8613385), (55, 3601961), (115, 1722677), (121, 1637255), (253, 783035), (529, 374495), (605, 327451), (619, 320045), (1265, 156607), (2645, 74899), (2783, 71185), (3095, 64009), (5819, 34045), (6809, 29095), (13915, 14237)]