819926065

素因数分解:

$5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{28123}}^1$

素因数の和:28166

約数の個数: 32

約数和(自身を含む): 1214956800

約数和(自身を除く): 395030735

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 343, 595, 833, 1715, 4165, 5831, 28123, 29155, 140615, 196861, 478091, 984305, 1378027, 2390455, 3346637, 6890135, 9646189, 16733185, 23426459, 48230945, 117132295, 163985213, 819926065]

約数ペア:

[(1, 819926065), (5, 163985213), (7, 117132295), (17, 48230945), (35, 23426459), (49, 16733185), (85, 9646189), (119, 6890135), (245, 3346637), (343, 2390455), (595, 1378027), (833, 984305), (1715, 478091), (4165, 196861), (5831, 140615), (28123, 29155)]