19797225

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{5387}}^1$

素因数の和:5414

約数の個数: 36

約数和(自身を含む): 38082384

約数和(自身を除く): 18285159

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 5387, 16161, 26935, 37709, 80805, 113127, 134675, 188545, 263963, 404025, 565635, 791889, 942725, 1319815, 2828175, 3959445, 6599075, 19797225]

約数ペア:

[(1, 19797225), (3, 6599075), (5, 3959445), (7, 2828175), (15, 1319815), (21, 942725), (25, 791889), (35, 565635), (49, 404025), (75, 263963), (105, 188545), (147, 134675), (175, 113127), (245, 80805), (525, 37709), (735, 26935), (1225, 16161), (3675, 5387)]