201654855

素因数分解:

$3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{25903}}^1$

素因数の和:26087

約数の個数: 24

約数和(自身を含む): 351569088

約数和(自身を除く): 149914233

約数列:

[1, 3, 5, 9, 15, 45, 173, 519, 865, 1557, 2595, 7785, 25903, 77709, 129515, 233127, 388545, 1165635, 4481219, 13443657, 22406095, 40330971, 67218285, 201654855]

約数ペア:

[(1, 201654855), (3, 67218285), (5, 40330971), (9, 22406095), (15, 13443657), (45, 4481219), (173, 1165635), (519, 388545), (865, 233127), (1557, 129515), (2595, 77709), (7785, 25903)]