38679375

素因数分解:

$3^1\times 5^4\times 7^2\times {\mathrm{421}}^1$

素因数の和:458

約数の個数: 60

約数和(自身を含む): 75144696

約数和(自身を除く): 36465321

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 245, 375, 421, 525, 625, 735, 875, 1225, 1263, 1875, 2105, 2625, 2947, 3675, 4375, 6125, 6315, 8841, 10525, 13125, 14735, 18375, 20629, 30625, 31575, 44205, 52625, 61887, 73675, 91875, 103145, 157875, 221025, 263125, 309435, 368375, 515725, 789375, 1105125, 1547175, 1841875, 2578625, 5525625, 7735875, 12893125, 38679375]

約数ペア:

[(1, 38679375), (3, 12893125), (5, 7735875), (7, 5525625), (15, 2578625), (21, 1841875), (25, 1547175), (35, 1105125), (49, 789375), (75, 515725), (105, 368375), (125, 309435), (147, 263125), (175, 221025), (245, 157875), (375, 103145), (421, 91875), (525, 73675), (625, 61887), (735, 52625), (875, 44205), (1225, 31575), (1263, 30625), (1875, 20629), (2105, 18375), (2625, 14735), (2947, 13125), (3675, 10525), (4375, 8841), (6125, 6315)]