247373749

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2957}}^1$

素因数の和:3037

約数の個数: 32

約数和(自身を含む): 323723520

約数和(自身を除く): 76349771

約数列:

[1, 7, 17, 19, 37, 119, 133, 259, 323, 629, 703, 2261, 2957, 4403, 4921, 11951, 20699, 50269, 56183, 83657, 109409, 351883, 393281, 765863, 955111, 1859953, 2078771, 6685777, 13019671, 14551397, 35339107, 247373749]

約数ペア:

[(1, 247373749), (7, 35339107), (17, 14551397), (19, 13019671), (37, 6685777), (119, 2078771), (133, 1859953), (259, 955111), (323, 765863), (629, 393281), (703, 351883), (2261, 109409), (2957, 83657), (4403, 56183), (4921, 50269), (11951, 20699)]