71938197

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{643}}^1$

素因数の和:1081

約数の個数: 24

約数和(自身を含む): 107697408

約数和(自身を除く): 35759211

約数列:

[1, 3, 9, 31, 93, 279, 401, 643, 1203, 1929, 3609, 5787, 12431, 19933, 37293, 59799, 111879, 179397, 257843, 773529, 2320587, 7993133, 23979399, 71938197]

約数ペア:

[(1, 71938197), (3, 23979399), (9, 7993133), (31, 2320587), (93, 773529), (279, 257843), (401, 179397), (643, 111879), (1203, 59799), (1929, 37293), (3609, 19933), (5787, 12431)]