398049290

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{1861}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 729174096

約数和(自身を除く): 331124806

約数列:

[1, 2, 5, 10, 73, 146, 293, 365, 586, 730, 1465, 1861, 2930, 3722, 9305, 18610, 21389, 42778, 106945, 135853, 213890, 271706, 545273, 679265, 1090546, 1358530, 2726365, 5452730, 39804929, 79609858, 199024645, 398049290]

約数ペア:

[(1, 398049290), (2, 199024645), (5, 79609858), (10, 39804929), (73, 5452730), (146, 2726365), (293, 1358530), (365, 1090546), (586, 679265), (730, 545273), (1465, 271706), (1861, 213890), (2930, 135853), (3722, 106945), (9305, 42778), (18610, 21389)]