206830715

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{9277}}^1$

素因数の和:9316

約数の個数: 32

約数和(自身を含む): 311740800

約数和(自身を除く): 104910085

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 343, 455, 637, 1715, 3185, 4459, 9277, 22295, 46385, 64939, 120601, 324695, 454573, 603005, 844207, 2272865, 3182011, 4221035, 5909449, 15910055, 29547245, 41366143, 206830715]

約数ペア:

[(1, 206830715), (5, 41366143), (7, 29547245), (13, 15910055), (35, 5909449), (49, 4221035), (65, 3182011), (91, 2272865), (245, 844207), (343, 603005), (455, 454573), (637, 324695), (1715, 120601), (3185, 64939), (4459, 46385), (9277, 22295)]