199972485

素因数分解:

$3^2\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{4157}}^1$

素因数の和:5237

約数の個数: 24

約数和(自身を含む): 347026680

約数和(自身を除く): 147054195

約数列:

[1, 3, 5, 9, 15, 45, 1069, 3207, 4157, 5345, 9621, 12471, 16035, 20785, 37413, 48105, 62355, 187065, 4443833, 13331499, 22219165, 39994497, 66657495, 199972485]

約数ペア:

[(1, 199972485), (3, 66657495), (5, 39994497), (9, 22219165), (15, 13331499), (45, 4443833), (1069, 187065), (3207, 62355), (4157, 48105), (5345, 37413), (9621, 20785), (12471, 16035)]