247207935

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{21487}}^1$

素因数の和:21567

約数の個数: 32

約数和(自身を含む): 433198080

約数和(自身を除く): 185990145

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 177, 195, 295, 767, 885, 2301, 3835, 11505, 21487, 64461, 107435, 279331, 322305, 837993, 1267733, 1396655, 3803199, 4189965, 6338665, 16480529, 19015995, 49441587, 82402645, 247207935]

約数ペア:

[(1, 247207935), (3, 82402645), (5, 49441587), (13, 19015995), (15, 16480529), (39, 6338665), (59, 4189965), (65, 3803199), (177, 1396655), (195, 1267733), (295, 837993), (767, 322305), (885, 279331), (2301, 107435), (3835, 64461), (11505, 21487)]