78856605

素因数分解:

$3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2221}}^1$

素因数の和:2498

約数の個数: 32

約数和(自身を含む): 140785920

約数和(自身を除く): 61929315

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 263, 789, 1315, 2221, 2367, 3945, 6663, 7101, 11105, 11835, 19989, 33315, 35505, 59967, 99945, 299835, 584123, 1752369, 2920615, 5257107, 8761845, 15771321, 26285535, 78856605]

約数ペア:

[(1, 78856605), (3, 26285535), (5, 15771321), (9, 8761845), (15, 5257107), (27, 2920615), (45, 1752369), (135, 584123), (263, 299835), (789, 99945), (1315, 59967), (2221, 35505), (2367, 33315), (3945, 19989), (6663, 11835), (7101, 11105)]