13220935

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{593}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 19958400

約数和(自身を除く): 6737465

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 343, 455, 593, 637, 1715, 2965, 3185, 4151, 4459, 7709, 20755, 22295, 29057, 38545, 53963, 145285, 203399, 269815, 377741, 1016995, 1888705, 2644187, 13220935]

約数ペア:

[(1, 13220935), (5, 2644187), (7, 1888705), (13, 1016995), (35, 377741), (49, 269815), (65, 203399), (91, 145285), (245, 53963), (343, 38545), (455, 29057), (593, 22295), (637, 20755), (1715, 7709), (2965, 4459), (3185, 4151)]