28415646

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2069}}^1$

素因数の和:2193

約数の個数: 48

約数和(自身を含む): 71042400

約数和(自身を除く): 42626754

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 218, 327, 654, 763, 981, 1526, 1962, 2069, 2289, 4138, 4578, 6207, 6867, 12414, 13734, 14483, 18621, 28966, 37242, 43449, 86898, 130347, 225521, 260694, 451042, 676563, 1353126, 1578647, 2029689, 3157294, 4059378, 4735941, 9471882, 14207823, 28415646]

約数ペア:

[(1, 28415646), (2, 14207823), (3, 9471882), (6, 4735941), (7, 4059378), (9, 3157294), (14, 2029689), (18, 1578647), (21, 1353126), (42, 676563), (63, 451042), (109, 260694), (126, 225521), (218, 130347), (327, 86898), (654, 43449), (763, 37242), (981, 28966), (1526, 18621), (1962, 14483), (2069, 13734), (2289, 12414), (4138, 6867), (4578, 6207)]