80575971

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2857}}^1$

素因数の和:2963

約数の個数: 32

約数和(自身を含む): 131696640

約数和(自身を除く): 51120669

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 237, 357, 553, 1343, 1659, 2857, 4029, 8571, 9401, 19999, 28203, 48569, 59997, 145707, 225703, 339983, 677109, 1019949, 1579921, 3836951, 4739763, 11510853, 26858657, 80575971]

約数ペア:

[(1, 80575971), (3, 26858657), (7, 11510853), (17, 4739763), (21, 3836951), (51, 1579921), (79, 1019949), (119, 677109), (237, 339983), (357, 225703), (553, 145707), (1343, 59997), (1659, 48569), (2857, 28203), (4029, 19999), (8571, 9401)]