16353621

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 24835200

約数和(自身を除く): 8481579

約数列:

[1, 3, 9, 23, 69, 199, 207, 397, 597, 1191, 1791, 3573, 4577, 9131, 13731, 27393, 41193, 79003, 82179, 237009, 711027, 1817069, 5451207, 16353621]

約数ペア:

[(1, 16353621), (3, 5451207), (9, 1817069), (23, 711027), (69, 237009), (199, 82179), (207, 79003), (397, 41193), (597, 27393), (1191, 13731), (1791, 9131), (3573, 4577)]