38747025

素因数分解:

$3^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 71870400

約数和(自身を除く): 33123375

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 137, 225, 411, 419, 675, 685, 1233, 1257, 2055, 2095, 3425, 3699, 3771, 6165, 6285, 10275, 10475, 11313, 18495, 18855, 30825, 31425, 56565, 57403, 92475, 94275, 172209, 282825, 287015, 516627, 861045, 1435075, 1549881, 2583135, 4305225, 7749405, 12915675, 38747025]

約数ペア:

[(1, 38747025), (3, 12915675), (5, 7749405), (9, 4305225), (15, 2583135), (25, 1549881), (27, 1435075), (45, 861045), (75, 516627), (135, 287015), (137, 282825), (225, 172209), (411, 94275), (419, 92475), (675, 57403), (685, 56565), (1233, 31425), (1257, 30825), (2055, 18855), (2095, 18495), (3425, 11313), (3699, 10475), (3771, 10275), (6165, 6285)]