71928717

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:410

約数の個数: 48

約数和(自身を含む): 119672640

約数和(自身を除く): 47743923

約数列:

[1, 3, 7, 17, 21, 49, 51, 107, 119, 147, 269, 321, 357, 749, 807, 833, 1819, 1883, 2247, 2499, 4573, 5243, 5457, 5649, 12733, 13181, 13719, 15729, 28783, 32011, 38199, 39543, 86349, 89131, 96033, 201481, 224077, 267393, 489311, 604443, 672231, 1410367, 1467933, 3425177, 4231101, 10275531, 23976239, 71928717]

約数ペア:

[(1, 71928717), (3, 23976239), (7, 10275531), (17, 4231101), (21, 3425177), (49, 1467933), (51, 1410367), (107, 672231), (119, 604443), (147, 489311), (269, 267393), (321, 224077), (357, 201481), (749, 96033), (807, 89131), (833, 86349), (1819, 39543), (1883, 38199), (2247, 32011), (2499, 28783), (4573, 15729), (5243, 13719), (5457, 13181), (5649, 12733)]