31878483

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5077}}^1$

素因数の和:5123

約数の個数: 32

約数和(自身を含む): 54598656

約数和(自身を除く): 22720173

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 5077, 6279, 15231, 35539, 66001, 106617, 116771, 198003, 350313, 462007, 817397, 1386021, 1518023, 2452191, 4554069, 10626161, 31878483]

約数ペア:

[(1, 31878483), (3, 10626161), (7, 4554069), (13, 2452191), (21, 1518023), (23, 1386021), (39, 817397), (69, 462007), (91, 350313), (161, 198003), (273, 116771), (299, 106617), (483, 66001), (897, 35539), (2093, 15231), (5077, 6279)]