1031625

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{131}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 2141568

約数和(自身を除く): 1109943

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 131, 175, 225, 315, 375, 393, 525, 655, 875, 917, 1125, 1179, 1575, 1965, 2625, 2751, 3275, 4585, 5895, 7875, 8253, 9825, 13755, 16375, 22925, 29475, 41265, 49125, 68775, 114625, 147375, 206325, 343875, 1031625]

約数ペア:

[(1, 1031625), (3, 343875), (5, 206325), (7, 147375), (9, 114625), (15, 68775), (21, 49125), (25, 41265), (35, 29475), (45, 22925), (63, 16375), (75, 13755), (105, 9825), (125, 8253), (131, 7875), (175, 5895), (225, 4585), (315, 3275), (375, 2751), (393, 2625), (525, 1965), (655, 1575), (875, 1179), (917, 1125)]