64736847

素因数分解:

$3^3\times 7^1\times {\mathrm{461}}^1\times {\mathrm{743}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 109992960

約数和(自身を除く): 45256113

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 461, 743, 1383, 2229, 3227, 4149, 5201, 6687, 9681, 12447, 15603, 20061, 29043, 46809, 87129, 140427, 342523, 1027569, 2397661, 3082707, 7192983, 9248121, 21578949, 64736847]

約数ペア:

[(1, 64736847), (3, 21578949), (7, 9248121), (9, 7192983), (21, 3082707), (27, 2397661), (63, 1027569), (189, 342523), (461, 140427), (743, 87129), (1383, 46809), (2229, 29043), (3227, 20061), (4149, 15603), (5201, 12447), (6687, 9681)]