18115125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 35303424

約数和(自身を除く): 17188299

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 67, 75, 103, 105, 125, 175, 201, 309, 335, 375, 469, 515, 525, 721, 875, 1005, 1407, 1545, 1675, 2163, 2345, 2575, 2625, 3605, 5025, 6901, 7035, 7725, 8375, 10815, 11725, 12875, 18025, 20703, 25125, 34505, 35175, 38625, 48307, 54075, 58625, 90125, 103515, 144921, 172525, 175875, 241535, 270375, 517575, 724605, 862625, 1207675, 2587875, 3623025, 6038375, 18115125]

約数ペア:

[(1, 18115125), (3, 6038375), (5, 3623025), (7, 2587875), (15, 1207675), (21, 862625), (25, 724605), (35, 517575), (67, 270375), (75, 241535), (103, 175875), (105, 172525), (125, 144921), (175, 103515), (201, 90125), (309, 58625), (335, 54075), (375, 48307), (469, 38625), (515, 35175), (525, 34505), (721, 25125), (875, 20703), (1005, 18025), (1407, 12875), (1545, 11725), (1675, 10815), (2163, 8375), (2345, 7725), (2575, 7035), (2625, 6901), (3605, 5025)]