1138980626

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2805371}}^1$

素因数の和:2805409

約数の個数: 16

約数和(自身を含む): 2019867840

約数和(自身を除く): 880887214

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 2805371, 5610742, 19637597, 39275194, 81355759, 162711518, 569490313, 1138980626]

約数ペア:

[(1, 1138980626), (2, 569490313), (7, 162711518), (14, 81355759), (29, 39275194), (58, 19637597), (203, 5610742), (406, 2805371)]