7042945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 10870272

約数和(自身を除く): 3827327

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 673, 805, 1495, 2093, 3365, 4711, 8749, 10465, 15479, 23555, 43745, 61243, 77395, 108353, 201227, 306215, 541765, 1006135, 1408589, 7042945]

約数ペア:

[(1, 7042945), (5, 1408589), (7, 1006135), (13, 541765), (23, 306215), (35, 201227), (65, 108353), (91, 77395), (115, 61243), (161, 43745), (299, 23555), (455, 15479), (673, 10465), (805, 8749), (1495, 4711), (2093, 3365)]