856465648

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{521}}^1\times {\mathrm{809}}^1$

素因数の和:1465

約数の個数: 40

約数和(自身を含む): 1677749760

約数和(自身を除く): 821284112

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 521, 809, 1016, 1042, 1618, 2032, 2084, 3236, 4168, 6472, 8336, 12944, 66167, 102743, 132334, 205486, 264668, 410972, 421489, 529336, 821944, 842978, 1058672, 1643888, 1685956, 3371912, 6743824, 53529103, 107058206, 214116412, 428232824, 856465648]

約数ペア:

[(1, 856465648), (2, 428232824), (4, 214116412), (8, 107058206), (16, 53529103), (127, 6743824), (254, 3371912), (508, 1685956), (521, 1643888), (809, 1058672), (1016, 842978), (1042, 821944), (1618, 529336), (2032, 421489), (2084, 410972), (3236, 264668), (4168, 205486), (6472, 132334), (8336, 102743), (12944, 66167)]