159638175

素因数分解:

$3^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{3331}}^1$

素因数の和:3421

約数の個数: 48

約数和(自身を含む): 297480960

約数和(自身を除く): 137842785

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 135, 213, 225, 355, 639, 675, 1065, 1775, 1917, 3195, 3331, 5325, 9585, 9993, 15975, 16655, 29979, 47925, 49965, 83275, 89937, 149895, 236501, 249825, 449685, 709503, 749475, 1182505, 2128509, 2248425, 3547515, 5912525, 6385527, 10642545, 17737575, 31927635, 53212725, 159638175]

約数ペア:

[(1, 159638175), (3, 53212725), (5, 31927635), (9, 17737575), (15, 10642545), (25, 6385527), (27, 5912525), (45, 3547515), (71, 2248425), (75, 2128509), (135, 1182505), (213, 749475), (225, 709503), (355, 449685), (639, 249825), (675, 236501), (1065, 149895), (1775, 89937), (1917, 83275), (3195, 49965), (3331, 47925), (5325, 29979), (9585, 16655), (9993, 15975)]