338506377

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{2591}}^1$

素因数の和:2749

約数の個数: 32

約数和(自身を含む): 510603264

約数和(自身を除く): 172096887

約数列:

[1, 3, 11, 33, 37, 107, 111, 321, 407, 1177, 1221, 2591, 3531, 3959, 7773, 11877, 28501, 43549, 85503, 95867, 130647, 277237, 287601, 831711, 1054537, 3049607, 3163611, 9148821, 10257769, 30773307, 112835459, 338506377]

約数ペア:

[(1, 338506377), (3, 112835459), (11, 30773307), (33, 10257769), (37, 9148821), (107, 3163611), (111, 3049607), (321, 1054537), (407, 831711), (1177, 287601), (1221, 277237), (2591, 130647), (3531, 95867), (3959, 85503), (7773, 43549), (11877, 28501)]