13149367021

素因数分解:

$7^4\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{1487}}^1$

素因数の和:1671

約数の個数: 40

約数和(自身を含む): 16004689920

約数和(自身を除く): 2855322899

約数列:

[1, 7, 29, 49, 127, 203, 343, 889, 1421, 1487, 2401, 3683, 6223, 9947, 10409, 25781, 43123, 43561, 69629, 72863, 180467, 188849, 301861, 304927, 510041, 1263269, 1321943, 2113027, 3570287, 5476621, 8842883, 9253601, 14791189, 38336347, 64775207, 103538323, 268354429, 453426449, 1878481003, 13149367021]

約数ペア:

[(1, 13149367021), (7, 1878481003), (29, 453426449), (49, 268354429), (127, 103538323), (203, 64775207), (343, 38336347), (889, 14791189), (1421, 9253601), (1487, 8842883), (2401, 5476621), (3683, 3570287), (6223, 2113027), (9947, 1321943), (10409, 1263269), (25781, 510041), (43123, 304927), (43561, 301861), (69629, 188849), (72863, 180467)]