207980415

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{75767}}^1$

素因数の和:75839

約数の個数: 24

約数和(自身を含む): 366414048

約数和(自身を除く): 158433633

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 75767, 227301, 378835, 681903, 1136505, 3409515, 4621787, 13865361, 23108935, 41596083, 69326805, 207980415]

約数ペア:

[(1, 207980415), (3, 69326805), (5, 41596083), (9, 23108935), (15, 13865361), (45, 4621787), (61, 3409515), (183, 1136505), (305, 681903), (549, 378835), (915, 227301), (2745, 75767)]