201821059

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1411

約数の個数: 32

約数和(自身を含む): 251285760

約数和(自身を除く): 49464701

約数列:

[1, 11, 17, 19, 43, 187, 209, 323, 473, 731, 817, 1321, 3553, 8041, 8987, 13889, 14531, 22457, 25099, 56803, 152779, 247027, 276089, 426683, 624833, 965651, 1079257, 4693513, 10622161, 11871827, 18347369, 201821059]

約数ペア:

[(1, 201821059), (11, 18347369), (17, 11871827), (19, 10622161), (43, 4693513), (187, 1079257), (209, 965651), (323, 624833), (473, 426683), (731, 276089), (817, 247027), (1321, 152779), (3553, 56803), (8041, 25099), (8987, 22457), (13889, 14531)]