71397508

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4003}}^1$

素因数の和:4041

約数の個数: 48

約数和(自身を含む): 156956800

約数和(自身を除く): 85559292

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4003, 4459, 8006, 8918, 16012, 17836, 28021, 52039, 56042, 104078, 112084, 196147, 208156, 364273, 392294, 728546, 784588, 1373029, 1457092, 2549911, 2746058, 5099822, 5492116, 10199644, 17849377, 35698754, 71397508]

約数ペア:

[(1, 71397508), (2, 35698754), (4, 17849377), (7, 10199644), (13, 5492116), (14, 5099822), (26, 2746058), (28, 2549911), (49, 1457092), (52, 1373029), (91, 784588), (98, 728546), (182, 392294), (196, 364273), (343, 208156), (364, 196147), (637, 112084), (686, 104078), (1274, 56042), (1372, 52039), (2548, 28021), (4003, 17836), (4459, 16012), (8006, 8918)]