217434392

素因数分解:

$2^3\times 7^1\times {\mathrm{541}}^1\times {\mathrm{7177}}^1$

素因数の和:7731

約数の個数: 32

約数和(自身を含む): 466857120

約数和(自身を除く): 249422728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 541, 1082, 2164, 3787, 4328, 7177, 7574, 14354, 15148, 28708, 30296, 50239, 57416, 100478, 200956, 401912, 3882757, 7765514, 15531028, 27179299, 31062056, 54358598, 108717196, 217434392]

約数ペア:

[(1, 217434392), (2, 108717196), (4, 54358598), (7, 31062056), (8, 27179299), (14, 15531028), (28, 7765514), (56, 3882757), (541, 401912), (1082, 200956), (2164, 100478), (3787, 57416), (4328, 50239), (7177, 30296), (7574, 28708), (14354, 15148)]