2701125

素因数分解:

$3^2\times 5^3\times 7^4$

素因数の和:49

約数の個数: 60

約数和(自身を含む): 5680428

約数和(自身を除く): 2979303

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 125, 147, 175, 225, 245, 315, 343, 375, 441, 525, 735, 875, 1029, 1125, 1225, 1575, 1715, 2205, 2401, 2625, 3087, 3675, 5145, 6125, 7203, 7875, 8575, 11025, 12005, 15435, 18375, 21609, 25725, 36015, 42875, 55125, 60025, 77175, 108045, 128625, 180075, 300125, 385875, 540225, 900375, 2701125]

約数ペア:

[(1, 2701125), (3, 900375), (5, 540225), (7, 385875), (9, 300125), (15, 180075), (21, 128625), (25, 108045), (35, 77175), (45, 60025), (49, 55125), (63, 42875), (75, 36015), (105, 25725), (125, 21609), (147, 18375), (175, 15435), (225, 12005), (245, 11025), (315, 8575), (343, 7875), (375, 7203), (441, 6125), (525, 5145), (735, 3675), (875, 3087), (1029, 2625), (1125, 2401), (1225, 2205), (1575, 1715)]