171910395

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{1019}}^1$

素因数の和:1216

約数の個数: 48

約数和(自身を含む): 313148160

約数和(自身を除く): 141237765

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 163, 207, 345, 489, 815, 1019, 1035, 1467, 2445, 3057, 3749, 5095, 7335, 9171, 11247, 15285, 18745, 23437, 33741, 45855, 56235, 70311, 117185, 166097, 168705, 210933, 351555, 498291, 830485, 1054665, 1494873, 2491455, 3820231, 7474365, 11460693, 19101155, 34382079, 57303465, 171910395]

約数ペア:

[(1, 171910395), (3, 57303465), (5, 34382079), (9, 19101155), (15, 11460693), (23, 7474365), (45, 3820231), (69, 2491455), (115, 1494873), (163, 1054665), (207, 830485), (345, 498291), (489, 351555), (815, 210933), (1019, 168705), (1035, 166097), (1467, 117185), (2445, 70311), (3057, 56235), (3749, 45855), (5095, 33741), (7335, 23437), (9171, 18745), (11247, 15285)]