243325719

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{42443}}^1$

素因数の和:42476

約数の個数: 36

約数和(自身を含む): 440314056

約数和(自身を除く): 196988337

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 42443, 127329, 297101, 381987, 551759, 891303, 1655277, 2079707, 2673909, 3862313, 4965831, 6239121, 11586939, 18717363, 27036191, 34760817, 81108573, 243325719]

約数ペア:

[(1, 243325719), (3, 81108573), (7, 34760817), (9, 27036191), (13, 18717363), (21, 11586939), (39, 6239121), (49, 4965831), (63, 3862313), (91, 2673909), (117, 2079707), (147, 1655277), (273, 891303), (441, 551759), (637, 381987), (819, 297101), (1911, 127329), (5733, 42443)]