5385345

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 48

約数和(自身を含む): 10637568

約数和(自身を除く): 5252223

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 431, 595, 735, 833, 1293, 1785, 2155, 2499, 3017, 4165, 6465, 7327, 9051, 12495, 15085, 21119, 21981, 36635, 45255, 51289, 63357, 105595, 109905, 153867, 256445, 316785, 359023, 769335, 1077069, 1795115, 5385345]

約数ペア:

[(1, 5385345), (3, 1795115), (5, 1077069), (7, 769335), (15, 359023), (17, 316785), (21, 256445), (35, 153867), (49, 109905), (51, 105595), (85, 63357), (105, 51289), (119, 45255), (147, 36635), (245, 21981), (255, 21119), (357, 15085), (431, 12495), (595, 9051), (735, 7327), (833, 6465), (1293, 4165), (1785, 3017), (2155, 2499)]