2021855175

素因数分解:

$3^4\times 5^2\times {\mathrm{619}}^1\times {\mathrm{1613}}^1$

素因数の和:2254

約数の個数: 60

約数和(自身を含む): 3753550680

約数和(自身を除く): 1731695505

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 619, 675, 1613, 1857, 2025, 3095, 4839, 5571, 8065, 9285, 14517, 15475, 16713, 24195, 27855, 40325, 43551, 46425, 50139, 72585, 83565, 120975, 130653, 139275, 217755, 250695, 362925, 417825, 653265, 998447, 1088775, 1253475, 2995341, 3266325, 4992235, 8986023, 14976705, 24961175, 26958069, 44930115, 74883525, 80874207, 134790345, 224650575, 404371035, 673951725, 2021855175]

約数ペア:

[(1, 2021855175), (3, 673951725), (5, 404371035), (9, 224650575), (15, 134790345), (25, 80874207), (27, 74883525), (45, 44930115), (75, 26958069), (81, 24961175), (135, 14976705), (225, 8986023), (405, 4992235), (619, 3266325), (675, 2995341), (1613, 1253475), (1857, 1088775), (2025, 998447), (3095, 653265), (4839, 417825), (5571, 362925), (8065, 250695), (9285, 217755), (14517, 139275), (15475, 130653), (16713, 120975), (24195, 83565), (27855, 72585), (40325, 50139), (43551, 46425)]