2017689021

素因数分解:

$3^7\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{823}}^1$

素因数の和:922

約数の個数: 64

約数和(自身を含む): 3243264000

約数和(自身を除く): 1225574979

約数列:

[1, 3, 9, 19, 27, 57, 59, 81, 171, 177, 243, 513, 531, 729, 823, 1121, 1539, 1593, 2187, 2469, 3363, 4617, 4779, 7407, 10089, 13851, 14337, 15637, 22221, 30267, 41553, 43011, 46911, 48557, 66663, 90801, 129033, 140733, 145671, 199989, 272403, 422199, 437013, 599967, 817209, 922583, 1266597, 1311039, 1799901, 2451627, 2767749, 3799791, 3933117, 8303247, 11399373, 11799351, 24909741, 34198119, 35398053, 74729223, 106194159, 224187669, 672563007, 2017689021]

約数ペア:

[(1, 2017689021), (3, 672563007), (9, 224187669), (19, 106194159), (27, 74729223), (57, 35398053), (59, 34198119), (81, 24909741), (171, 11799351), (177, 11399373), (243, 8303247), (513, 3933117), (531, 3799791), (729, 2767749), (823, 2451627), (1121, 1799901), (1539, 1311039), (1593, 1266597), (2187, 922583), (2469, 817209), (3363, 599967), (4617, 437013), (4779, 422199), (7407, 272403), (10089, 199989), (13851, 145671), (14337, 140733), (15637, 129033), (22221, 90801), (30267, 66663), (41553, 48557), (43011, 46911)]