28931805519

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{80407}}^1$

素因数の和:80567

約数の個数: 32

約数和(自身を含む): 41127727104

約数和(自身を除く): 12195921585

約数列:

[1, 3, 31, 53, 73, 93, 159, 219, 1643, 2263, 3869, 4929, 6789, 11607, 80407, 119939, 241221, 359817, 2492617, 4261571, 5869711, 7477851, 12784713, 17609133, 132108701, 181961041, 311094683, 396326103, 545883123, 933284049, 9643935173, 28931805519]

約数ペア:

[(1, 28931805519), (3, 9643935173), (31, 933284049), (53, 545883123), (73, 396326103), (93, 311094683), (159, 181961041), (219, 132108701), (1643, 17609133), (2263, 12784713), (3869, 7477851), (4929, 5869711), (6789, 4261571), (11607, 2492617), (80407, 359817), (119939, 241221)]