311917578

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{72103}}^1$

素因数の和:72218

約数の個数: 32

約数和(自身を含む): 719886336

約数和(自身を除く): 407968758

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 2163, 4326, 72103, 144206, 216309, 432618, 504721, 1009442, 1514163, 3028326, 7426609, 14853218, 22279827, 44559654, 51986263, 103972526, 155958789, 311917578]

約数ペア:

[(1, 311917578), (2, 155958789), (3, 103972526), (6, 51986263), (7, 44559654), (14, 22279827), (21, 14853218), (42, 7426609), (103, 3028326), (206, 1514163), (309, 1009442), (618, 504721), (721, 432618), (1442, 216309), (2163, 144206), (4326, 72103)]