239888909

素因数分解:

${\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 269778600

約数和(自身を除く): 29889691

約数列:

[1, 13, 41, 89, 169, 389, 533, 1157, 3649, 5057, 6929, 15041, 15949, 34621, 47437, 65741, 207337, 450073, 616681, 1419461, 2695381, 5850949, 18452993, 239888909]

約数ペア:

[(1, 239888909), (13, 18452993), (41, 5850949), (89, 2695381), (169, 1419461), (389, 616681), (533, 450073), (1157, 207337), (3649, 65741), (5057, 47437), (6929, 34621), (15041, 15949)]