253291245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{2663}}^1$

素因数の和:3061

約数の個数: 32

約数和(自身を含む): 430417152

約数和(自身を除く): 177125907

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 373, 1119, 1865, 2663, 5595, 6341, 7989, 13315, 19023, 31705, 39945, 45271, 95115, 135813, 226355, 679065, 993299, 2979897, 4966495, 14899485, 16886083, 50658249, 84430415, 253291245]

約数ペア:

[(1, 253291245), (3, 84430415), (5, 50658249), (15, 16886083), (17, 14899485), (51, 4966495), (85, 2979897), (255, 993299), (373, 679065), (1119, 226355), (1865, 135813), (2663, 95115), (5595, 45271), (6341, 39945), (7989, 31705), (13315, 19023)]