220148061

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1423}}^1$

素因数の和:1625

約数の個数: 32

約数和(自身を含む): 344494080

約数和(自身を除く): 124346019

約数列:

[1, 3, 7, 21, 53, 139, 159, 371, 417, 973, 1113, 1423, 2919, 4269, 7367, 9961, 22101, 29883, 51569, 75419, 154707, 197797, 226257, 527933, 593391, 1384579, 1583799, 4153737, 10483241, 31449723, 73382687, 220148061]

約数ペア:

[(1, 220148061), (3, 73382687), (7, 31449723), (21, 10483241), (53, 4153737), (139, 1583799), (159, 1384579), (371, 593391), (417, 527933), (973, 226257), (1113, 197797), (1423, 154707), (2919, 75419), (4269, 51569), (7367, 29883), (9961, 22101)]