205732989

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{353}}^1$

素因数の和:435

約数の個数: 72

約数和(自身を含む): 384800832

約数和(自身を除く): 179067843

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 353, 609, 693, 841, 957, 1059, 1827, 2233, 2471, 2523, 2871, 3177, 3883, 5887, 6699, 7413, 7569, 9251, 10237, 11649, 17661, 20097, 22239, 27181, 27753, 30711, 34947, 52983, 64757, 71659, 81543, 83259, 92133, 112607, 194271, 214977, 244629, 296873, 337821, 582813, 644931, 788249, 890619, 1013463, 2078111, 2364747, 2671857, 3265603, 6234333, 7094241, 9796809, 18702999, 22859221, 29390427, 68577663, 205732989]

約数ペア:

[(1, 205732989), (3, 68577663), (7, 29390427), (9, 22859221), (11, 18702999), (21, 9796809), (29, 7094241), (33, 6234333), (63, 3265603), (77, 2671857), (87, 2364747), (99, 2078111), (203, 1013463), (231, 890619), (261, 788249), (319, 644931), (353, 582813), (609, 337821), (693, 296873), (841, 244629), (957, 214977), (1059, 194271), (1827, 112607), (2233, 92133), (2471, 83259), (2523, 81543), (2871, 71659), (3177, 64757), (3883, 52983), (5887, 34947), (6699, 30711), (7413, 27753), (7569, 27181), (9251, 22239), (10237, 20097), (11649, 17661)]