2151975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{4099}}^1$

素因数の和:4119

約数の個数: 24

約数和(自身を含む): 4067200

約数和(自身を除く): 1915225

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 4099, 12297, 20495, 28693, 61485, 86079, 102475, 143465, 307425, 430395, 717325, 2151975]

約数ペア:

[(1, 2151975), (3, 717325), (5, 430395), (7, 307425), (15, 143465), (21, 102475), (25, 86079), (35, 61485), (75, 28693), (105, 20495), (175, 12297), (525, 4099)]