28963375

素因数分解:

$5^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 41932800

約数和(自身を除く): 12969425

約数列:

[1, 5, 7, 25, 35, 79, 125, 175, 395, 419, 553, 875, 1975, 2095, 2765, 2933, 9875, 10475, 13825, 14665, 33101, 52375, 69125, 73325, 165505, 231707, 366625, 827525, 1158535, 4137625, 5792675, 28963375]

約数ペア:

[(1, 28963375), (5, 5792675), (7, 4137625), (25, 1158535), (35, 827525), (79, 366625), (125, 231707), (175, 165505), (395, 73325), (419, 69125), (553, 52375), (875, 33101), (1975, 14665), (2095, 13825), (2765, 10475), (2933, 9875)]