397083309

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1103}}^1$

素因数の和:1230

約数の個数: 48

約数和(自身を含む): 644382720

約数和(自身を除く): 247299411

約数列:

[1, 3, 7, 21, 31, 49, 79, 93, 147, 217, 237, 553, 651, 1103, 1519, 1659, 2449, 3309, 3871, 4557, 7347, 7721, 11613, 17143, 23163, 34193, 51429, 54047, 87137, 102579, 120001, 162141, 239351, 261411, 360003, 609959, 718053, 1675457, 1829877, 2701247, 4269713, 5026371, 8103741, 12809139, 18908729, 56726187, 132361103, 397083309]

約数ペア:

[(1, 397083309), (3, 132361103), (7, 56726187), (21, 18908729), (31, 12809139), (49, 8103741), (79, 5026371), (93, 4269713), (147, 2701247), (217, 1829877), (237, 1675457), (553, 718053), (651, 609959), (1103, 360003), (1519, 261411), (1659, 239351), (2449, 162141), (3309, 120001), (3871, 102579), (4557, 87137), (7347, 54047), (7721, 51429), (11613, 34193), (17143, 23163)]