1278020967

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1\times {\mathrm{677}}^1$

素因数の和:1063

約数の個数: 32

約数和(自身を含む): 1804239360

約数和(自身を除く): 526218393

約数列:

[1, 3, 23, 69, 109, 251, 327, 677, 753, 2031, 2507, 5773, 7521, 15571, 17319, 27359, 46713, 73793, 82077, 169927, 221379, 509781, 629257, 1697239, 1887771, 3908321, 5091717, 11724963, 18522043, 55566129, 426006989, 1278020967]

約数ペア:

[(1, 1278020967), (3, 426006989), (23, 55566129), (69, 18522043), (109, 11724963), (251, 5091717), (327, 3908321), (677, 1887771), (753, 1697239), (2031, 629257), (2507, 509781), (5773, 221379), (7521, 169927), (15571, 82077), (17319, 73793), (27359, 46713)]