28195245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48197}}^1$

素因数の和:48221

約数の個数: 24

約数和(自身を含む): 52632216

約数和(自身を除く): 24436971

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 48197, 144591, 240985, 433773, 626561, 722955, 1879683, 2168865, 3132805, 5639049, 9398415, 28195245]

約数ペア:

[(1, 28195245), (3, 9398415), (5, 5639049), (9, 3132805), (13, 2168865), (15, 1879683), (39, 722955), (45, 626561), (65, 433773), (117, 240985), (195, 144591), (585, 48197)]