207854163

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 350558208

約数和(自身を除く): 142704045

約数列:

[1, 3, 9, 11, 31, 33, 47, 93, 99, 121, 131, 141, 279, 341, 363, 393, 423, 517, 1023, 1089, 1179, 1441, 1457, 1551, 3069, 3751, 4061, 4323, 4371, 4653, 5687, 6157, 11253, 12183, 12969, 13113, 15851, 16027, 17061, 18471, 33759, 36549, 44671, 47553, 48081, 51183, 55413, 67727, 134013, 142659, 144243, 176297, 190867, 203181, 402039, 491381, 528891, 572601, 609543, 744997, 1474143, 1586673, 1717803, 2099537, 2234991, 4422429, 6298611, 6704973, 18895833, 23094907, 69284721, 207854163]

約数ペア:

[(1, 207854163), (3, 69284721), (9, 23094907), (11, 18895833), (31, 6704973), (33, 6298611), (47, 4422429), (93, 2234991), (99, 2099537), (121, 1717803), (131, 1586673), (141, 1474143), (279, 744997), (341, 609543), (363, 572601), (393, 528891), (423, 491381), (517, 402039), (1023, 203181), (1089, 190867), (1179, 176297), (1441, 144243), (1457, 142659), (1551, 134013), (3069, 67727), (3751, 55413), (4061, 51183), (4323, 48081), (4371, 47553), (4653, 44671), (5687, 36549), (6157, 33759), (11253, 18471), (12183, 17061), (12969, 16027), (13113, 15851)]