23163489

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 38001600

約数和(自身を除く): 14838111

約数列:

[1, 3, 9, 19, 27, 29, 57, 81, 87, 171, 173, 243, 261, 513, 519, 551, 783, 1539, 1557, 1653, 2349, 3287, 4617, 4671, 4959, 5017, 7047, 9861, 14013, 14877, 15051, 29583, 42039, 44631, 45153, 88749, 95323, 133893, 135459, 266247, 285969, 406377, 798741, 857907, 1219131, 2573721, 7721163, 23163489]

約数ペア:

[(1, 23163489), (3, 7721163), (9, 2573721), (19, 1219131), (27, 857907), (29, 798741), (57, 406377), (81, 285969), (87, 266247), (171, 135459), (173, 133893), (243, 95323), (261, 88749), (513, 45153), (519, 44631), (551, 42039), (783, 29583), (1539, 15051), (1557, 14877), (1653, 14013), (2349, 9861), (3287, 7047), (4617, 5017), (4671, 4959)]