1277129536

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{863}}^1\times {\mathrm{1217}}^1$

素因数の和:2111

約数の個数: 56

約数和(自身を含む): 2672974080

約数和(自身を除く): 1395844544

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 863, 1216, 1217, 1726, 2434, 3452, 4868, 6904, 9736, 13808, 16397, 19472, 23123, 27616, 32794, 38944, 46246, 55232, 65588, 77888, 92492, 131176, 184984, 262352, 369968, 524704, 739936, 1049408, 1050271, 1479872, 2100542, 4201084, 8402168, 16804336, 19955149, 33608672, 39910298, 67217344, 79820596, 159641192, 319282384, 638564768, 1277129536]

約数ペア:

[(1, 1277129536), (2, 638564768), (4, 319282384), (8, 159641192), (16, 79820596), (19, 67217344), (32, 39910298), (38, 33608672), (64, 19955149), (76, 16804336), (152, 8402168), (304, 4201084), (608, 2100542), (863, 1479872), (1216, 1050271), (1217, 1049408), (1726, 739936), (2434, 524704), (3452, 369968), (4868, 262352), (6904, 184984), (9736, 131176), (13808, 92492), (16397, 77888), (19472, 65588), (23123, 55232), (27616, 46246), (32794, 38944)]