128792378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{1123}}^1$

素因数の和:1550

約数の個数: 32

約数和(自身を含む): 227731392

約数和(自身を除く): 98939014

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 401, 802, 1123, 2246, 4411, 5213, 8822, 10426, 12353, 14599, 24706, 29198, 57343, 114686, 160589, 321178, 450323, 900646, 4953553, 5854199, 9907106, 11708398, 64396189, 128792378]

約数ペア:

[(1, 128792378), (2, 64396189), (11, 11708398), (13, 9907106), (22, 5854199), (26, 4953553), (143, 900646), (286, 450323), (401, 321178), (802, 160589), (1123, 114686), (2246, 57343), (4411, 29198), (5213, 24706), (8822, 14599), (10426, 12353)]