18136125

素因数分解:

$3^2\times 5^3\times 7^3\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 96

約数和(自身を含む): 38937600

約数和(自身を除く): 20801475

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 47, 49, 63, 75, 105, 125, 141, 147, 175, 225, 235, 245, 315, 329, 343, 375, 423, 441, 525, 705, 735, 875, 987, 1029, 1125, 1175, 1225, 1575, 1645, 1715, 2115, 2205, 2303, 2625, 2961, 3087, 3525, 3675, 4935, 5145, 5875, 6125, 6909, 7875, 8225, 8575, 10575, 11025, 11515, 14805, 15435, 16121, 17625, 18375, 20727, 24675, 25725, 34545, 41125, 42875, 48363, 52875, 55125, 57575, 74025, 77175, 80605, 103635, 123375, 128625, 145089, 172725, 241815, 287875, 370125, 385875, 403025, 518175, 725445, 863625, 1209075, 2015125, 2590875, 3627225, 6045375, 18136125]

約数ペア:

[(1, 18136125), (3, 6045375), (5, 3627225), (7, 2590875), (9, 2015125), (15, 1209075), (21, 863625), (25, 725445), (35, 518175), (45, 403025), (47, 385875), (49, 370125), (63, 287875), (75, 241815), (105, 172725), (125, 145089), (141, 128625), (147, 123375), (175, 103635), (225, 80605), (235, 77175), (245, 74025), (315, 57575), (329, 55125), (343, 52875), (375, 48363), (423, 42875), (441, 41125), (525, 34545), (705, 25725), (735, 24675), (875, 20727), (987, 18375), (1029, 17625), (1125, 16121), (1175, 15435), (1225, 14805), (1575, 11515), (1645, 11025), (1715, 10575), (2115, 8575), (2205, 8225), (2303, 7875), (2625, 6909), (2961, 6125), (3087, 5875), (3525, 5145), (3675, 4935)]