38889375

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{2963}}^1$

素因数の和:2993

約数の個数: 40

約数和(自身を含む): 74076288

約数和(自身を除く): 35186913

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 625, 875, 1875, 2625, 2963, 4375, 8889, 13125, 14815, 20741, 44445, 62223, 74075, 103705, 222225, 311115, 370375, 518525, 1111125, 1555575, 1851875, 2592625, 5555625, 7777875, 12963125, 38889375]

約数ペア:

[(1, 38889375), (3, 12963125), (5, 7777875), (7, 5555625), (15, 2592625), (21, 1851875), (25, 1555575), (35, 1111125), (75, 518525), (105, 370375), (125, 311115), (175, 222225), (375, 103705), (525, 74075), (625, 62223), (875, 44445), (1875, 20741), (2625, 14815), (2963, 13125), (4375, 8889)]