65021768

素因数分解:

$2^3\times 7^1\times {\mathrm{443}}^1\times {\mathrm{2621}}^1$

素因数の和:3077

約数の個数: 32

約数和(自身を含む): 139700160

約数和(自身を除く): 74678392

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 443, 886, 1772, 2621, 3101, 3544, 5242, 6202, 10484, 12404, 18347, 20968, 24808, 36694, 73388, 146776, 1161103, 2322206, 4644412, 8127721, 9288824, 16255442, 32510884, 65021768]

約数ペア:

[(1, 65021768), (2, 32510884), (4, 16255442), (7, 9288824), (8, 8127721), (14, 4644412), (28, 2322206), (56, 1161103), (443, 146776), (886, 73388), (1772, 36694), (2621, 24808), (3101, 20968), (3544, 18347), (5242, 12404), (6202, 10484)]