261606059

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 316673280

約数和(自身を除く): 55067221

約数列:

[1, 11, 13, 59, 101, 143, 307, 649, 767, 1111, 1313, 3377, 3991, 5959, 8437, 14443, 18113, 31007, 43901, 65549, 77467, 199243, 235469, 341077, 403091, 852137, 1829413, 2590159, 4434001, 20123543, 23782369, 261606059]

約数ペア:

[(1, 261606059), (11, 23782369), (13, 20123543), (59, 4434001), (101, 2590159), (143, 1829413), (307, 852137), (649, 403091), (767, 341077), (1111, 235469), (1313, 199243), (3377, 77467), (3991, 65549), (5959, 43901), (8437, 31007), (14443, 18113)]