805112581

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1753}}^1$

素因数の和:1890

約数の個数: 32

約数和(自身を含む): 1021529600

約数和(自身を除く): 216417019

約数列:

[1, 7, 13, 49, 91, 103, 343, 637, 721, 1339, 1753, 4459, 5047, 9373, 12271, 22789, 35329, 65611, 85897, 159523, 180559, 459277, 601279, 1116661, 1263913, 2347267, 7816627, 8847391, 16430869, 61931737, 115016083, 805112581]

約数ペア:

[(1, 805112581), (7, 115016083), (13, 61931737), (49, 16430869), (91, 8847391), (103, 7816627), (343, 2347267), (637, 1263913), (721, 1116661), (1339, 601279), (1753, 459277), (4459, 180559), (5047, 159523), (9373, 85897), (12271, 65611), (22789, 35329)]