242538513

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 396005376

約数和(自身を除く): 153466863

約数列:

[1, 3, 7, 21, 29, 31, 87, 93, 203, 217, 443, 609, 651, 841, 899, 1329, 2523, 2697, 3101, 5887, 6293, 9303, 12847, 13733, 17661, 18879, 26071, 38541, 41199, 78213, 89929, 96131, 182497, 269787, 288393, 372563, 398257, 547491, 1117689, 1194771, 2607941, 2787799, 7823823, 8363397, 11549453, 34648359, 80846171, 242538513]

約数ペア:

[(1, 242538513), (3, 80846171), (7, 34648359), (21, 11549453), (29, 8363397), (31, 7823823), (87, 2787799), (93, 2607941), (203, 1194771), (217, 1117689), (443, 547491), (609, 398257), (651, 372563), (841, 288393), (899, 269787), (1329, 182497), (2523, 96131), (2697, 89929), (3101, 78213), (5887, 41199), (6293, 38541), (9303, 26071), (12847, 18879), (13733, 17661)]