221470557

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{5741}}^1$

素因数の和:5929

約数の個数: 32

約数和(自身を含む): 370427904

約数和(自身を除く): 148957347

約数列:

[1, 3, 7, 11, 21, 33, 77, 167, 231, 501, 1169, 1837, 3507, 5511, 5741, 12859, 17223, 38577, 40187, 63151, 120561, 189453, 442057, 958747, 1326171, 2876241, 6711229, 10546217, 20133687, 31638651, 73823519, 221470557]

約数ペア:

[(1, 221470557), (3, 73823519), (7, 31638651), (11, 20133687), (21, 10546217), (33, 6711229), (77, 2876241), (167, 1326171), (231, 958747), (501, 442057), (1169, 189453), (1837, 120561), (3507, 63151), (5511, 40187), (5741, 38577), (12859, 17223)]