212728138

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{11399}}^1$

素因数の和:11482

約数の個数: 32

約数和(自身を含む): 385228800

約数和(自身を除く): 172500662

約数列:

[1, 2, 7, 14, 31, 43, 62, 86, 217, 301, 434, 602, 1333, 2666, 9331, 11399, 18662, 22798, 79793, 159586, 353369, 490157, 706738, 980314, 2473583, 3431099, 4947166, 6862198, 15194867, 30389734, 106364069, 212728138]

約数ペア:

[(1, 212728138), (2, 106364069), (7, 30389734), (14, 15194867), (31, 6862198), (43, 4947166), (62, 3431099), (86, 2473583), (217, 980314), (301, 706738), (434, 490157), (602, 353369), (1333, 159586), (2666, 79793), (9331, 22798), (11399, 18662)]