153858518

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{20509}}^1$

素因数の和:20564

約数の個数: 24

約数和(自身を含む): 261871680

約数和(自身を除く): 108013162

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 3751, 7502, 20509, 41018, 225599, 451198, 635779, 1271558, 2481589, 4963178, 6993569, 13987138, 76929259, 153858518]

約数ペア:

[(1, 153858518), (2, 76929259), (11, 13987138), (22, 6993569), (31, 4963178), (62, 2481589), (121, 1271558), (242, 635779), (341, 451198), (682, 225599), (3751, 41018), (7502, 20509)]