128788842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{235877}}^1$

素因数の和:235902

約数の個数: 32

約数和(自身を含む): 317020032

約数和(自身を除く): 188231190

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 235877, 471754, 707631, 1415262, 1651139, 3066401, 3302278, 4953417, 6132802, 9199203, 9906834, 18398406, 21464807, 42929614, 64394421, 128788842]

約数ペア:

[(1, 128788842), (2, 64394421), (3, 42929614), (6, 21464807), (7, 18398406), (13, 9906834), (14, 9199203), (21, 6132802), (26, 4953417), (39, 3302278), (42, 3066401), (78, 1651139), (91, 1415262), (182, 707631), (273, 471754), (546, 235877)]