147980833

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:483

約数の個数: 40

約数和(自身を含む): 203285376

約数和(自身を除く): 55304543

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 343, 431, 539, 637, 1001, 2401, 3017, 3773, 4459, 4741, 5603, 7007, 21119, 26411, 31213, 33187, 39221, 49049, 61633, 147833, 232309, 274547, 343343, 431431, 1034831, 1626163, 1921829, 3020017, 11383141, 13452803, 21140119, 147980833]

約数ペア:

[(1, 147980833), (7, 21140119), (11, 13452803), (13, 11383141), (49, 3020017), (77, 1921829), (91, 1626163), (143, 1034831), (343, 431431), (431, 343343), (539, 274547), (637, 232309), (1001, 147833), (2401, 61633), (3017, 49049), (3773, 39221), (4459, 33187), (4741, 31213), (5603, 26411), (7007, 21119)]