11720475

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4007}}^1$

素因数の和:4036

約数の個数: 36

約数和(自身を含む): 22613136

約数和(自身を除く): 10892661

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 4007, 12021, 20035, 36063, 52091, 60105, 100175, 156273, 180315, 260455, 300525, 468819, 781365, 901575, 1302275, 2344095, 3906825, 11720475]

約数ペア:

[(1, 11720475), (3, 3906825), (5, 2344095), (9, 1302275), (13, 901575), (15, 781365), (25, 468819), (39, 300525), (45, 260455), (65, 180315), (75, 156273), (117, 100175), (195, 60105), (225, 52091), (325, 36063), (585, 20035), (975, 12021), (2925, 4007)]