31473717

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 47606400

約数和(自身を除く): 16132683

約数列:

[1, 3, 11, 33, 37, 111, 149, 173, 407, 447, 519, 1221, 1639, 1903, 4917, 5513, 5709, 6401, 16539, 19203, 25777, 60643, 70411, 77331, 181929, 211233, 283547, 850641, 953749, 2861247, 10491239, 31473717]

約数ペア:

[(1, 31473717), (3, 10491239), (11, 2861247), (33, 953749), (37, 850641), (111, 283547), (149, 211233), (173, 181929), (407, 77331), (447, 70411), (519, 60643), (1221, 25777), (1639, 19203), (1903, 16539), (4917, 6401), (5513, 5709)]