18312385

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 27320832

約数和(自身を除く): 9008447

約数列:

[1, 5, 7, 13, 35, 65, 91, 167, 241, 455, 835, 1169, 1205, 1687, 2171, 3133, 5845, 8435, 10855, 15197, 15665, 21931, 40247, 75985, 109655, 201235, 281729, 523211, 1408645, 2616055, 3662477, 18312385]

約数ペア:

[(1, 18312385), (5, 3662477), (7, 2616055), (13, 1408645), (35, 523211), (65, 281729), (91, 201235), (167, 109655), (241, 75985), (455, 40247), (835, 21931), (1169, 15665), (1205, 15197), (1687, 10855), (2171, 8435), (3133, 5845)]