138978826

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{187303}}^1$

素因数の和:187365

約数の個数: 16

約数和(自身を含む): 242745984

約数和(自身を除く): 103767158

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 187303, 374606, 1311121, 2622242, 9927059, 19854118, 69489413, 138978826]

約数ペア:

[(1, 138978826), (2, 69489413), (7, 19854118), (14, 9927059), (53, 2622242), (106, 1311121), (371, 374606), (742, 187303)]