353149245

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{20071}}^1$

素因数の和:20122

約数の個数: 48

約数和(自身を含む): 676346112

約数和(自身を除く): 323196867

約数列:

[1, 3, 5, 9, 15, 17, 23, 45, 51, 69, 85, 115, 153, 207, 255, 345, 391, 765, 1035, 1173, 1955, 3519, 5865, 17595, 20071, 60213, 100355, 180639, 301065, 341207, 461633, 903195, 1023621, 1384899, 1706035, 2308165, 3070863, 4154697, 5118105, 6924495, 7847761, 15354315, 20773485, 23543283, 39238805, 70629849, 117716415, 353149245]

約数ペア:

[(1, 353149245), (3, 117716415), (5, 70629849), (9, 39238805), (15, 23543283), (17, 20773485), (23, 15354315), (45, 7847761), (51, 6924495), (69, 5118105), (85, 4154697), (115, 3070863), (153, 2308165), (207, 1706035), (255, 1384899), (345, 1023621), (391, 903195), (765, 461633), (1035, 341207), (1173, 301065), (1955, 180639), (3519, 100355), (5865, 60213), (17595, 20071)]