31719268

素因数分解:

$2^2\times 7^3\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:465

約数の個数: 48

約数和(自身を含む): 65968000

約数和(自身を除く): 34248732

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 343, 379, 427, 686, 758, 854, 1372, 1516, 1708, 2653, 2989, 5306, 5978, 10612, 11956, 18571, 20923, 23119, 37142, 41846, 46238, 74284, 83692, 92476, 129997, 161833, 259994, 323666, 519988, 647332, 1132831, 2265662, 4531324, 7929817, 15859634, 31719268]

約数ペア:

[(1, 31719268), (2, 15859634), (4, 7929817), (7, 4531324), (14, 2265662), (28, 1132831), (49, 647332), (61, 519988), (98, 323666), (122, 259994), (196, 161833), (244, 129997), (343, 92476), (379, 83692), (427, 74284), (686, 46238), (758, 41846), (854, 37142), (1372, 23119), (1516, 20923), (1708, 18571), (2653, 11956), (2989, 10612), (5306, 5978)]