26978105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 40919040

約数和(自身を除く): 13940935

約数列:

[1, 5, 7, 11, 35, 55, 77, 79, 385, 395, 553, 869, 887, 2765, 4345, 4435, 6083, 6209, 9757, 30415, 31045, 48785, 68299, 70073, 341495, 350365, 490511, 770803, 2452555, 3854015, 5395621, 26978105]

約数ペア:

[(1, 26978105), (5, 5395621), (7, 3854015), (11, 2452555), (35, 770803), (55, 490511), (77, 350365), (79, 341495), (385, 70073), (395, 68299), (553, 48785), (869, 31045), (887, 30415), (2765, 9757), (4345, 6209), (4435, 6083)]