647234608

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{10391}}^1$

素因数の和:10645

約数の個数: 40

約数和(自身を含む): 1333709280

約数和(自身を除く): 686474672

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 229, 272, 458, 916, 1832, 3664, 3893, 7786, 10391, 15572, 20782, 31144, 41564, 62288, 83128, 166256, 176647, 353294, 706588, 1413176, 2379539, 2826352, 4759078, 9518156, 19036312, 38072624, 40452163, 80904326, 161808652, 323617304, 647234608]

約数ペア:

[(1, 647234608), (2, 323617304), (4, 161808652), (8, 80904326), (16, 40452163), (17, 38072624), (34, 19036312), (68, 9518156), (136, 4759078), (229, 2826352), (272, 2379539), (458, 1413176), (916, 706588), (1832, 353294), (3664, 176647), (3893, 166256), (7786, 83128), (10391, 62288), (15572, 41564), (20782, 31144)]