217420194

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{230807}}^1$

素因数の和:230969

約数の個数: 16

約数和(自身を含む): 437611968

約数和(自身を除く): 220191774

約数列:

[1, 2, 3, 6, 157, 314, 471, 942, 230807, 461614, 692421, 1384842, 36236699, 72473398, 108710097, 217420194]

約数ペア:

[(1, 217420194), (2, 108710097), (3, 72473398), (6, 36236699), (157, 1384842), (314, 692421), (471, 461614), (942, 230807)]