23421879

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:126

約数の個数: 60

約数和(自身を含む): 39857400

約数和(自身を除く): 16435521

約数列:

[1, 3, 9, 13, 27, 29, 39, 59, 81, 87, 117, 169, 177, 261, 351, 377, 507, 531, 767, 783, 1053, 1131, 1521, 1593, 1711, 2301, 2349, 3393, 4563, 4779, 4901, 5133, 6903, 9971, 10179, 13689, 14703, 15399, 20709, 22243, 29913, 30537, 44109, 46197, 62127, 66729, 89739, 132327, 138591, 200187, 269217, 289159, 396981, 600561, 807651, 867477, 1801683, 2602431, 7807293, 23421879]

約数ペア:

[(1, 23421879), (3, 7807293), (9, 2602431), (13, 1801683), (27, 867477), (29, 807651), (39, 600561), (59, 396981), (81, 289159), (87, 269217), (117, 200187), (169, 138591), (177, 132327), (261, 89739), (351, 66729), (377, 62127), (507, 46197), (531, 44109), (767, 30537), (783, 29913), (1053, 22243), (1131, 20709), (1521, 15399), (1593, 14703), (1711, 13689), (2301, 10179), (2349, 9971), (3393, 6903), (4563, 5133), (4779, 4901)]