243291654

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{195887}}^1$

素因数の和:195921

約数の個数: 32

約数和(自身を含む): 564157440

約数和(自身を除く): 320865786

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 138, 207, 414, 621, 1242, 195887, 391774, 587661, 1175322, 1762983, 3525966, 4505401, 5288949, 9010802, 10577898, 13516203, 27032406, 40548609, 81097218, 121645827, 243291654]

約数ペア:

[(1, 243291654), (2, 121645827), (3, 81097218), (6, 40548609), (9, 27032406), (18, 13516203), (23, 10577898), (27, 9010802), (46, 5288949), (54, 4505401), (69, 3525966), (138, 1762983), (207, 1175322), (414, 587661), (621, 391774), (1242, 195887)]