399773442

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{7297}}^1$

素因数の和:7722

約数の個数: 32

約数和(自身を含む): 836525952

約数和(自身を除く): 436752510

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 397, 794, 1191, 2382, 7297, 9131, 14594, 18262, 21891, 27393, 43782, 54786, 167831, 335662, 503493, 1006986, 2896909, 5793818, 8690727, 17381454, 66628907, 133257814, 199886721, 399773442]

約数ペア:

[(1, 399773442), (2, 199886721), (3, 133257814), (6, 66628907), (23, 17381454), (46, 8690727), (69, 5793818), (138, 2896909), (397, 1006986), (794, 503493), (1191, 335662), (2382, 167831), (7297, 54786), (9131, 43782), (14594, 27393), (18262, 21891)]