443821820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{13441}}^1$

素因数の和:13590

約数の個数: 48

約数和(自身を含む): 1011698688

約数和(自身を除く): 567876868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 6604, 8255, 13441, 16510, 26882, 33020, 53764, 67205, 134410, 174733, 268820, 349466, 698932, 873665, 1707007, 1747330, 3414014, 3494660, 6828028, 8535035, 17070070, 22191091, 34140140, 44382182, 88764364, 110955455, 221910910, 443821820]

約数ペア:

[(1, 443821820), (2, 221910910), (4, 110955455), (5, 88764364), (10, 44382182), (13, 34140140), (20, 22191091), (26, 17070070), (52, 8535035), (65, 6828028), (127, 3494660), (130, 3414014), (254, 1747330), (260, 1707007), (508, 873665), (635, 698932), (1270, 349466), (1651, 268820), (2540, 174733), (3302, 134410), (6604, 67205), (8255, 53764), (13441, 33020), (16510, 26882)]