80974959

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 120657600

約数和(自身を除く): 39682641

約数列:

[1, 3, 13, 39, 41, 89, 123, 267, 533, 569, 1157, 1599, 1707, 3471, 3649, 7397, 10947, 22191, 23329, 47437, 50641, 69987, 142311, 151923, 303277, 658333, 909831, 1974999, 2076281, 6228843, 26991653, 80974959]

約数ペア:

[(1, 80974959), (3, 26991653), (13, 6228843), (39, 2076281), (41, 1974999), (89, 909831), (123, 658333), (267, 303277), (533, 151923), (569, 142311), (1157, 69987), (1599, 50641), (1707, 47437), (3471, 23329), (3649, 22191), (7397, 10947)]