20524725

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2339}}^1$

素因数の和:2371

約数の個数: 48

約数和(自身を含む): 40622400

約数和(自身を除く): 20097675

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 975, 1755, 2339, 2925, 7017, 8775, 11695, 21051, 30407, 35085, 58475, 63153, 91221, 105255, 152035, 175425, 273663, 315765, 456105, 526275, 760175, 820989, 1368315, 1578825, 2280525, 4104945, 6841575, 20524725]

約数ペア:

[(1, 20524725), (3, 6841575), (5, 4104945), (9, 2280525), (13, 1578825), (15, 1368315), (25, 820989), (27, 760175), (39, 526275), (45, 456105), (65, 315765), (75, 273663), (117, 175425), (135, 152035), (195, 105255), (225, 91221), (325, 63153), (351, 58475), (585, 35085), (675, 30407), (975, 21051), (1755, 11695), (2339, 8775), (2925, 7017)]