64513155

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{12539}}^1$

素因数の和:12568

約数の個数: 32

約数和(自身を含む): 120384000

約数和(自身を除く): 55870845

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 5145, 12539, 37617, 62695, 87773, 188085, 263319, 438865, 614411, 1316595, 1843233, 3072055, 4300877, 9216165, 12902631, 21504385, 64513155]

約数ペア:

[(1, 64513155), (3, 21504385), (5, 12902631), (7, 9216165), (15, 4300877), (21, 3072055), (35, 1843233), (49, 1316595), (105, 614411), (147, 438865), (245, 263319), (343, 188085), (735, 87773), (1029, 62695), (1715, 37617), (5145, 12539)]