138208218428

素因数分解:

$2^2\times 7^1\times {\mathrm{173}}^1\times {\mathrm{28531837}}^1$

素因数の和:28532021

約数の個数: 24

約数和(自身を含む): 278014229472

約数和(自身を除く): 139806011044

約数列:

[1, 2, 4, 7, 14, 28, 173, 346, 692, 1211, 2422, 4844, 28531837, 57063674, 114127348, 199722859, 399445718, 798891436, 4936007801, 9872015602, 19744031204, 34552054607, 69104109214, 138208218428]

約数ペア:

[(1, 138208218428), (2, 69104109214), (4, 34552054607), (7, 19744031204), (14, 9872015602), (28, 4936007801), (173, 798891436), (346, 399445718), (692, 199722859), (1211, 114127348), (2422, 57063674), (4844, 28531837)]