77139772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{2221}}^1$

素因数の和:2701

約数の個数: 24

約数和(自身を含む): 142474640

約数和(自身を除く): 65334868

約数列:

[1, 2, 4, 19, 38, 76, 457, 914, 1828, 2221, 4442, 8683, 8884, 17366, 34732, 42199, 84398, 168796, 1014997, 2029994, 4059988, 19284943, 38569886, 77139772]

約数ペア:

[(1, 77139772), (2, 38569886), (4, 19284943), (19, 4059988), (38, 2029994), (76, 1014997), (457, 168796), (914, 84398), (1828, 42199), (2221, 34732), (4442, 17366), (8683, 8884)]