287388525

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{367}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 487897344

約数和(自身を除く): 200508819

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 197, 265, 367, 591, 795, 985, 1101, 1325, 1835, 2955, 3975, 4925, 5505, 9175, 10441, 14775, 19451, 27525, 31323, 52205, 58353, 72299, 97255, 156615, 216897, 261025, 291765, 361495, 486275, 783075, 1084485, 1458825, 1807475, 3831847, 5422425, 11495541, 19159235, 57477705, 95796175, 287388525]

約数ペア:

[(1, 287388525), (3, 95796175), (5, 57477705), (15, 19159235), (25, 11495541), (53, 5422425), (75, 3831847), (159, 1807475), (197, 1458825), (265, 1084485), (367, 783075), (591, 486275), (795, 361495), (985, 291765), (1101, 261025), (1325, 216897), (1835, 156615), (2955, 97255), (3975, 72299), (4925, 58353), (5505, 52205), (9175, 31323), (10441, 27525), (14775, 19451)]