201808557

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{6449}}^1$

素因数の和:6538

約数の個数: 32

約数和(自身を含む): 319920000

約数和(自身を除く): 118111443

約数列:

[1, 3, 9, 19, 27, 57, 61, 171, 183, 513, 549, 1159, 1647, 3477, 6449, 10431, 19347, 31293, 58041, 122531, 174123, 367593, 393389, 1102779, 1180167, 3308337, 3540501, 7474391, 10621503, 22423173, 67269519, 201808557]

約数ペア:

[(1, 201808557), (3, 67269519), (9, 22423173), (19, 10621503), (27, 7474391), (57, 3540501), (61, 3308337), (171, 1180167), (183, 1102779), (513, 393389), (549, 367593), (1159, 174123), (1647, 122531), (3477, 58041), (6449, 31293), (10431, 19347)]