165857890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{2707}}^1$

素因数の和:3282

約数の個数: 32

約数和(自身を含む): 326389824

約数和(自身を除く): 160531934

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 557, 1114, 2707, 2785, 5414, 5570, 6127, 12254, 13535, 27070, 29777, 30635, 59554, 61270, 148885, 297770, 1507799, 3015598, 7538995, 15077990, 16585789, 33171578, 82928945, 165857890]

約数ペア:

[(1, 165857890), (2, 82928945), (5, 33171578), (10, 16585789), (11, 15077990), (22, 7538995), (55, 3015598), (110, 1507799), (557, 297770), (1114, 148885), (2707, 61270), (2785, 59554), (5414, 30635), (5570, 29777), (6127, 27070), (12254, 13535)]