16115225

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1297}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 23177088

約数和(自身を除く): 7061863

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 1297, 1775, 2485, 6485, 9079, 12425, 32425, 45395, 92087, 226975, 460435, 644609, 2302175, 3223045, 16115225]

約数ペア:

[(1, 16115225), (5, 3223045), (7, 2302175), (25, 644609), (35, 460435), (71, 226975), (175, 92087), (355, 45395), (497, 32425), (1297, 12425), (1775, 9079), (2485, 6485)]