78875013

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{919}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 124119040

約数和(自身を除く): 45244027

約数列:

[1, 3, 7, 21, 61, 67, 183, 201, 427, 469, 919, 1281, 1407, 2757, 4087, 6433, 12261, 19299, 28609, 56059, 61573, 85827, 168177, 184719, 392413, 431011, 1177239, 1293033, 3755953, 11267859, 26291671, 78875013]

約数ペア:

[(1, 78875013), (3, 26291671), (7, 11267859), (21, 3755953), (61, 1293033), (67, 1177239), (183, 431011), (201, 392413), (427, 184719), (469, 168177), (919, 85827), (1281, 61573), (1407, 56059), (2757, 28609), (4087, 19299), (6433, 12261)]