201317781

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{6221}}^1$

素因数の和:6321

約数の個数: 32

約数和(自身を含む): 324937728

約数和(自身を除く): 123619947

約数列:

[1, 3, 7, 21, 23, 67, 69, 161, 201, 469, 483, 1407, 1541, 4623, 6221, 10787, 18663, 32361, 43547, 130641, 143083, 416807, 429249, 1001581, 1250421, 2917649, 3004743, 8752947, 9586561, 28759683, 67105927, 201317781]

約数ペア:

[(1, 201317781), (3, 67105927), (7, 28759683), (21, 9586561), (23, 8752947), (67, 3004743), (69, 2917649), (161, 1250421), (201, 1001581), (469, 429249), (483, 416807), (1407, 143083), (1541, 130641), (4623, 43547), (6221, 32361), (10787, 18663)]