16946925

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 29855232

約数和(自身を除く): 12908307

約数列:

[1, 3, 5, 15, 25, 31, 37, 75, 93, 111, 155, 185, 197, 465, 555, 591, 775, 925, 985, 1147, 2325, 2775, 2955, 3441, 4925, 5735, 6107, 7289, 14775, 17205, 18321, 21867, 28675, 30535, 36445, 86025, 91605, 109335, 152675, 182225, 225959, 458025, 546675, 677877, 1129795, 3389385, 5648975, 16946925]

約数ペア:

[(1, 16946925), (3, 5648975), (5, 3389385), (15, 1129795), (25, 677877), (31, 546675), (37, 458025), (75, 225959), (93, 182225), (111, 152675), (155, 109335), (185, 91605), (197, 86025), (465, 36445), (555, 30535), (591, 28675), (775, 21867), (925, 18321), (985, 17205), (1147, 14775), (2325, 7289), (2775, 6107), (2955, 5735), (3441, 4925)]