207956259

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{1021}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 355852224

約数和(自身を除く): 147895965

約数列:

[1, 3, 7, 9, 21, 53, 61, 63, 159, 183, 371, 427, 477, 549, 1021, 1113, 1281, 3063, 3233, 3339, 3843, 7147, 9189, 9699, 21441, 22631, 29097, 54113, 62281, 64323, 67893, 162339, 186843, 203679, 378791, 435967, 487017, 560529, 1136373, 1307901, 3300893, 3409119, 3923703, 9902679, 23106251, 29708037, 69318753, 207956259]

約数ペア:

[(1, 207956259), (3, 69318753), (7, 29708037), (9, 23106251), (21, 9902679), (53, 3923703), (61, 3409119), (63, 3300893), (159, 1307901), (183, 1136373), (371, 560529), (427, 487017), (477, 435967), (549, 378791), (1021, 203679), (1113, 186843), (1281, 162339), (3063, 67893), (3233, 64323), (3339, 62281), (3843, 54113), (7147, 29097), (9189, 22631), (9699, 21441)]