231999878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2381}}^1$

素因数の和:2540

約数の個数: 32

約数和(自身を含む): 392401152

約数和(自身を除く): 160401274

約数列:

[1, 2, 11, 22, 43, 86, 103, 206, 473, 946, 1133, 2266, 2381, 4429, 4762, 8858, 26191, 48719, 52382, 97438, 102383, 204766, 245243, 490486, 1126213, 2252426, 2697673, 5395346, 10545449, 21090898, 115999939, 231999878]

約数ペア:

[(1, 231999878), (2, 115999939), (11, 21090898), (22, 10545449), (43, 5395346), (86, 2697673), (103, 2252426), (206, 1126213), (473, 490486), (946, 245243), (1133, 204766), (2266, 102383), (2381, 97438), (4429, 52382), (4762, 48719), (8858, 26191)]