291223455

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{10267}}^1$

素因数の和:10367

約数の個数: 32

約数和(自身を含む): 488921088

約数和(自身を除く): 197697633

約数列:

[1, 3, 5, 15, 31, 61, 93, 155, 183, 305, 465, 915, 1891, 5673, 9455, 10267, 28365, 30801, 51335, 154005, 318277, 626287, 954831, 1591385, 1878861, 3131435, 4774155, 9394305, 19414897, 58244691, 97074485, 291223455]

約数ペア:

[(1, 291223455), (3, 97074485), (5, 58244691), (15, 19414897), (31, 9394305), (61, 4774155), (93, 3131435), (155, 1878861), (183, 1591385), (305, 954831), (465, 626287), (915, 318277), (1891, 154005), (5673, 51335), (9455, 30801), (10267, 28365)]