397777149

素因数分解:

$3^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{3037}}^1$

素因数の和:3077

約数の個数: 72

約数和(自身を含む): 756389088

約数和(自身を除く): 358611939

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 81, 99, 147, 189, 231, 243, 297, 441, 539, 567, 693, 891, 1323, 1617, 1701, 2079, 2673, 3037, 3969, 4851, 6237, 9111, 11907, 14553, 18711, 21259, 27333, 33407, 43659, 63777, 81999, 100221, 130977, 148813, 191331, 233849, 245997, 300663, 446439, 573993, 701547, 737991, 901989, 1339317, 1636943, 1721979, 2104641, 2705967, 4017951, 4910829, 5165937, 6313923, 8117901, 12053853, 14732487, 18941769, 36161559, 44197461, 56825307, 132592383, 397777149]

約数ペア:

[(1, 397777149), (3, 132592383), (7, 56825307), (9, 44197461), (11, 36161559), (21, 18941769), (27, 14732487), (33, 12053853), (49, 8117901), (63, 6313923), (77, 5165937), (81, 4910829), (99, 4017951), (147, 2705967), (189, 2104641), (231, 1721979), (243, 1636943), (297, 1339317), (441, 901989), (539, 737991), (567, 701547), (693, 573993), (891, 446439), (1323, 300663), (1617, 245997), (1701, 233849), (2079, 191331), (2673, 148813), (3037, 130977), (3969, 100221), (4851, 81999), (6237, 63777), (9111, 43659), (11907, 33407), (14553, 27333), (18711, 21259)]