401989848

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1288429}}^1$

素因数の和:1288451

約数の個数: 32

約数和(自身を含む): 1082281200

約数和(自身を除く): 680291352

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1288429, 2576858, 3865287, 5153716, 7730574, 10307432, 15461148, 16749577, 30922296, 33499154, 50248731, 66998308, 100497462, 133996616, 200994924, 401989848]

約数ペア:

[(1, 401989848), (2, 200994924), (3, 133996616), (4, 100497462), (6, 66998308), (8, 50248731), (12, 33499154), (13, 30922296), (24, 16749577), (26, 15461148), (39, 10307432), (52, 7730574), (78, 5153716), (104, 3865287), (156, 2576858), (312, 1288429)]