49912605

素因数分解:

$3^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{491}}^1$

素因数の和:759

約数の個数: 40

約数和(自身を含む): 90012384

約数和(自身を除く): 40099779

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 251, 405, 491, 753, 1255, 1473, 2259, 2455, 3765, 4419, 6777, 7365, 11295, 13257, 20331, 22095, 33885, 39771, 66285, 101655, 123241, 198855, 369723, 616205, 1109169, 1848615, 3327507, 5545845, 9982521, 16637535, 49912605]

約数ペア:

[(1, 49912605), (3, 16637535), (5, 9982521), (9, 5545845), (15, 3327507), (27, 1848615), (45, 1109169), (81, 616205), (135, 369723), (251, 198855), (405, 123241), (491, 101655), (753, 66285), (1255, 39771), (1473, 33885), (2259, 22095), (2455, 20331), (3765, 13257), (4419, 11295), (6777, 7365)]