218361345

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{1933}}^1$

素因数の和:2401

約数の個数: 32

約数和(自身を含む): 370956672

約数和(自身を除く): 152595327

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 443, 1329, 1933, 2215, 5799, 6645, 7531, 9665, 22593, 28995, 32861, 37655, 98583, 112965, 164305, 492915, 856319, 2568957, 4281595, 12844785, 14557423, 43672269, 72787115, 218361345]

約数ペア:

[(1, 218361345), (3, 72787115), (5, 43672269), (15, 14557423), (17, 12844785), (51, 4281595), (85, 2568957), (255, 856319), (443, 492915), (1329, 164305), (1933, 112965), (2215, 98583), (5799, 37655), (6645, 32861), (7531, 28995), (9665, 22593)]