389259544

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:608

約数の個数: 64

約数和(自身を含む): 785664000

約数和(自身を除く): 396404456

約数列:

[1, 2, 4, 8, 23, 46, 61, 79, 92, 122, 158, 184, 244, 316, 439, 488, 632, 878, 1403, 1756, 1817, 2806, 3512, 3634, 4819, 5612, 7268, 9638, 10097, 11224, 14536, 19276, 20194, 26779, 34681, 38552, 40388, 53558, 69362, 80776, 107116, 110837, 138724, 214232, 221674, 277448, 443348, 615917, 797663, 886696, 1231834, 1595326, 2115541, 2463668, 3190652, 4231082, 4927336, 6381304, 8462164, 16924328, 48657443, 97314886, 194629772, 389259544]

約数ペア:

[(1, 389259544), (2, 194629772), (4, 97314886), (8, 48657443), (23, 16924328), (46, 8462164), (61, 6381304), (79, 4927336), (92, 4231082), (122, 3190652), (158, 2463668), (184, 2115541), (244, 1595326), (316, 1231834), (439, 886696), (488, 797663), (632, 615917), (878, 443348), (1403, 277448), (1756, 221674), (1817, 214232), (2806, 138724), (3512, 110837), (3634, 107116), (4819, 80776), (5612, 69362), (7268, 53558), (9638, 40388), (10097, 38552), (11224, 34681), (14536, 26779), (19276, 20194)]