1621266262018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9221}}^1\times {\mathrm{218143}}^1$

素因数の和:227410

約数の個数: 32

約数和(自身を含む): 2703757012992

約数和(自身を除く): 1082490750974

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 9221, 18442, 119873, 218143, 239746, 285851, 436286, 571702, 2835859, 3716063, 5671718, 6762433, 7432126, 13524866, 87911629, 175823258, 2011496603, 4022993206, 26149455839, 52298911678, 62356394693, 124712789386, 810633131009, 1621266262018]

約数ペア:

[(1, 1621266262018), (2, 810633131009), (13, 124712789386), (26, 62356394693), (31, 52298911678), (62, 26149455839), (403, 4022993206), (806, 2011496603), (9221, 175823258), (18442, 87911629), (119873, 13524866), (218143, 7432126), (239746, 6762433), (285851, 5671718), (436286, 3716063), (571702, 2835859)]