309269235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{2897}}^1$

素因数の和:3563

約数の個数: 32

約数和(自身を含む): 540836352

約数和(自身を除く): 231567117

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 647, 1941, 2897, 3235, 7117, 8691, 9705, 14485, 21351, 31867, 35585, 43455, 95601, 106755, 159335, 478005, 1874359, 5623077, 9371795, 20617949, 28115385, 61853847, 103089745, 309269235]

約数ペア:

[(1, 309269235), (3, 103089745), (5, 61853847), (11, 28115385), (15, 20617949), (33, 9371795), (55, 5623077), (165, 1874359), (647, 478005), (1941, 159335), (2897, 106755), (3235, 95601), (7117, 43455), (8691, 35585), (9705, 31867), (14485, 21351)]