28193230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1583}}^1$

素因数の和:1740

約数の個数: 32

約数和(自身を含む): 55085184

約数和(自身を除く): 26891954

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 137, 274, 685, 1370, 1583, 1781, 3166, 3562, 7915, 8905, 15830, 17810, 20579, 41158, 102895, 205790, 216871, 433742, 1084355, 2168710, 2819323, 5638646, 14096615, 28193230]

約数ペア:

[(1, 28193230), (2, 14096615), (5, 5638646), (10, 2819323), (13, 2168710), (26, 1084355), (65, 433742), (130, 216871), (137, 205790), (274, 102895), (685, 41158), (1370, 20579), (1583, 17810), (1781, 15830), (3166, 8905), (3562, 7915)]