138984916

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{121067}}^1$

素因数の和:121119

約数の個数: 24

約数和(自身を含む): 284751936

約数和(自身を除く): 145767020

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 121067, 242134, 484268, 847469, 1694938, 3389876, 4963747, 9927494, 19854988, 34746229, 69492458, 138984916]

約数ペア:

[(1, 138984916), (2, 69492458), (4, 34746229), (7, 19854988), (14, 9927494), (28, 4963747), (41, 3389876), (82, 1694938), (164, 847469), (287, 484268), (574, 242134), (1148, 121067)]