31209735

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1483}}^1$

素因数の和:1575

約数の個数: 32

約数和(自身を含む): 52996608

約数和(自身を除く): 21786873

約数列:

[1, 3, 5, 15, 23, 61, 69, 115, 183, 305, 345, 915, 1403, 1483, 4209, 4449, 7015, 7415, 21045, 22245, 34109, 90463, 102327, 170545, 271389, 452315, 511635, 1356945, 2080649, 6241947, 10403245, 31209735]

約数ペア:

[(1, 31209735), (3, 10403245), (5, 6241947), (15, 2080649), (23, 1356945), (61, 511635), (69, 452315), (115, 271389), (183, 170545), (305, 102327), (345, 90463), (915, 34109), (1403, 22245), (1483, 21045), (4209, 7415), (4449, 7015)]