80928414

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20719}}^1$

素因数の和:20765

約数の個数: 48

約数和(自身を含む): 206868480

約数和(自身を除く): 125940066

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 20719, 41438, 62157, 124314, 145033, 186471, 290066, 372942, 435099, 642289, 870198, 1284578, 1305297, 1926867, 2610594, 3853734, 4496023, 5780601, 8992046, 11561202, 13488069, 26976138, 40464207, 80928414]

約数ペア:

[(1, 80928414), (2, 40464207), (3, 26976138), (6, 13488069), (7, 11561202), (9, 8992046), (14, 5780601), (18, 4496023), (21, 3853734), (31, 2610594), (42, 1926867), (62, 1305297), (63, 1284578), (93, 870198), (126, 642289), (186, 435099), (217, 372942), (279, 290066), (434, 186471), (558, 145033), (651, 124314), (1302, 62157), (1953, 41438), (3906, 20719)]