756720982

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{439}}^1$

素因数の和:772

約数の個数: 32

約数和(自身を含む): 1178496000

約数和(自身を除く): 421775018

約数列:

[1, 2, 61, 71, 122, 142, 199, 398, 439, 878, 4331, 8662, 12139, 14129, 24278, 26779, 28258, 31169, 53558, 62338, 87361, 174722, 861869, 1723738, 1901309, 3802618, 5329021, 6202631, 10658042, 12405262, 378360491, 756720982]

約数ペア:

[(1, 756720982), (2, 378360491), (61, 12405262), (71, 10658042), (122, 6202631), (142, 5329021), (199, 3802618), (398, 1901309), (439, 1723738), (878, 861869), (4331, 174722), (8662, 87361), (12139, 62338), (14129, 53558), (24278, 31169), (26779, 28258)]