220122098

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{7681}}^1$

素因数の和:7802

約数の個数: 32

約数和(自身を含む): 398234880

約数和(自身を除く): 178112782

約数列:

[1, 2, 7, 14, 23, 46, 89, 161, 178, 322, 623, 1246, 2047, 4094, 7681, 14329, 15362, 28658, 53767, 107534, 176663, 353326, 683609, 1236641, 1367218, 2473282, 4785263, 9570526, 15723007, 31446014, 110061049, 220122098]

約数ペア:

[(1, 220122098), (2, 110061049), (7, 31446014), (14, 15723007), (23, 9570526), (46, 4785263), (89, 2473282), (161, 1367218), (178, 1236641), (322, 683609), (623, 353326), (1246, 176663), (2047, 107534), (4094, 53767), (7681, 28658), (14329, 15362)]