2018670825

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{307}}^1\times {\mathrm{1201}}^1$

素因数の和:1594

約数の個数: 48

約数和(自身を含む): 3397102016

約数和(自身を除く): 1378431191

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 307, 365, 921, 1095, 1201, 1535, 1825, 3603, 4605, 5475, 6005, 7675, 18015, 22411, 23025, 30025, 67233, 87673, 90075, 112055, 263019, 336165, 368707, 438365, 560275, 1106121, 1315095, 1680825, 1843535, 2191825, 5530605, 6575475, 9217675, 26915611, 27653025, 80746833, 134578055, 403734165, 672890275, 2018670825]

約数ペア:

[(1, 2018670825), (3, 672890275), (5, 403734165), (15, 134578055), (25, 80746833), (73, 27653025), (75, 26915611), (219, 9217675), (307, 6575475), (365, 5530605), (921, 2191825), (1095, 1843535), (1201, 1680825), (1535, 1315095), (1825, 1106121), (3603, 560275), (4605, 438365), (5475, 368707), (6005, 336165), (7675, 263019), (18015, 112055), (22411, 90075), (23025, 87673), (30025, 67233)]