199469415

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{1187}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 338722560

約数和(自身を除く): 139253145

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 659, 1187, 1977, 3295, 3561, 5935, 9885, 11203, 17805, 20179, 33609, 56015, 60537, 100895, 168045, 302685, 782233, 2346699, 3911165, 11733495, 13297961, 39893883, 66489805, 199469415]

約数ペア:

[(1, 199469415), (3, 66489805), (5, 39893883), (15, 13297961), (17, 11733495), (51, 3911165), (85, 2346699), (255, 782233), (659, 302685), (1187, 168045), (1977, 100895), (3295, 60537), (3561, 56015), (5935, 33609), (9885, 20179), (11203, 17805)]