4971785

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:262

約数の個数: 32

約数和(自身を含む): 7526400

約数和(自身を除く): 2554615

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 223, 245, 343, 455, 637, 1115, 1561, 1715, 2899, 3185, 4459, 7805, 10927, 14495, 20293, 22295, 54635, 76489, 101465, 142051, 382445, 710255, 994357, 4971785]

約数ペア:

[(1, 4971785), (5, 994357), (7, 710255), (13, 382445), (35, 142051), (49, 101465), (65, 76489), (91, 54635), (223, 22295), (245, 20293), (343, 14495), (455, 10927), (637, 7805), (1115, 4459), (1561, 3185), (1715, 2899)]