218367129

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1789}}^1$

素因数の和:1905

約数の個数: 32

約数和(自身を含む): 319622400

約数和(自身を除く): 101255271

約数列:

[1, 3, 23, 29, 61, 69, 87, 183, 667, 1403, 1769, 1789, 2001, 4209, 5307, 5367, 40687, 41147, 51881, 109129, 122061, 123441, 155643, 327387, 1193263, 2509967, 3164741, 3579789, 7529901, 9494223, 72789043, 218367129]

約数ペア:

[(1, 218367129), (3, 72789043), (23, 9494223), (29, 7529901), (61, 3579789), (69, 3164741), (87, 2509967), (183, 1193263), (667, 327387), (1403, 155643), (1769, 123441), (1789, 122061), (2001, 109129), (4209, 51881), (5307, 41147), (5367, 40687)]