198654335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2963}}^1$

素因数の和:3055

約数の個数: 32

約数和(自身を含む): 276576768

約数和(自身を除く): 77922433

約数列:

[1, 5, 11, 23, 53, 55, 115, 253, 265, 583, 1219, 1265, 2915, 2963, 6095, 13409, 14815, 32593, 67045, 68149, 157039, 162965, 340745, 749639, 785195, 1727429, 3611897, 3748195, 8637145, 18059485, 39730867, 198654335]

約数ペア:

[(1, 198654335), (5, 39730867), (11, 18059485), (23, 8637145), (53, 3748195), (55, 3611897), (115, 1727429), (253, 785195), (265, 749639), (583, 340745), (1219, 162965), (1265, 157039), (2915, 68149), (2963, 67045), (6095, 32593), (13409, 14815)]