39781875

素因数分解:

$3^1\times 5^4\times 7^2\times {\mathrm{433}}^1$

素因数の和:470

約数の個数: 60

約数和(自身を含む): 77281512

約数和(自身を除く): 37499637

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 245, 375, 433, 525, 625, 735, 875, 1225, 1299, 1875, 2165, 2625, 3031, 3675, 4375, 6125, 6495, 9093, 10825, 13125, 15155, 18375, 21217, 30625, 32475, 45465, 54125, 63651, 75775, 91875, 106085, 162375, 227325, 270625, 318255, 378875, 530425, 811875, 1136625, 1591275, 1894375, 2652125, 5683125, 7956375, 13260625, 39781875]

約数ペア:

[(1, 39781875), (3, 13260625), (5, 7956375), (7, 5683125), (15, 2652125), (21, 1894375), (25, 1591275), (35, 1136625), (49, 811875), (75, 530425), (105, 378875), (125, 318255), (147, 270625), (175, 227325), (245, 162375), (375, 106085), (433, 91875), (525, 75775), (625, 63651), (735, 54125), (875, 45465), (1225, 32475), (1299, 30625), (1875, 21217), (2165, 18375), (2625, 15155), (3031, 13125), (3675, 10825), (4375, 9093), (6125, 6495)]