138558814

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:424

約数の個数: 32

約数和(自身を含む): 218655360

約数和(自身を除く): 80096546

約数列:

[1, 2, 43, 67, 86, 134, 139, 173, 278, 346, 2881, 5762, 5977, 7439, 9313, 11591, 11954, 14878, 18626, 23182, 24047, 48094, 400459, 498413, 800918, 996826, 1034021, 1611149, 2068042, 3222298, 69279407, 138558814]

約数ペア:

[(1, 138558814), (2, 69279407), (43, 3222298), (67, 2068042), (86, 1611149), (134, 1034021), (139, 996826), (173, 800918), (278, 498413), (346, 400459), (2881, 48094), (5762, 24047), (5977, 23182), (7439, 18626), (9313, 14878), (11591, 11954)]