29955555

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31699}}^1$

素因数の和:31720

約数の個数: 32

約数和(自身を含む): 60864000

約数和(自身を除く): 30908445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 31699, 95097, 158495, 221893, 285291, 475485, 665679, 855873, 1109465, 1426455, 1997037, 3328395, 4279365, 5991111, 9985185, 29955555]

約数ペア:

[(1, 29955555), (3, 9985185), (5, 5991111), (7, 4279365), (9, 3328395), (15, 1997037), (21, 1426455), (27, 1109465), (35, 855873), (45, 665679), (63, 475485), (105, 285291), (135, 221893), (189, 158495), (315, 95097), (945, 31699)]