256475003907

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1\times {\mathrm{17107}}^1$

素因数の和:17635

約数の個数: 32

約数和(自身を含む): 348154643200

約数和(自身を除く): 91679639293

約数列:

[1, 3, 139, 157, 229, 417, 471, 687, 17107, 21823, 31831, 35953, 51321, 65469, 95493, 107859, 2377873, 2685799, 3917503, 4997467, 7133619, 8057397, 11752509, 14992401, 373326061, 544532917, 615047971, 1119978183, 1633598751, 1845143913, 85491667969, 256475003907]

約数ペア:

[(1, 256475003907), (3, 85491667969), (139, 1845143913), (157, 1633598751), (229, 1119978183), (417, 615047971), (471, 544532917), (687, 373326061), (17107, 14992401), (21823, 11752509), (31831, 8057397), (35953, 7133619), (51321, 4997467), (65469, 3917503), (95493, 2685799), (107859, 2377873)]