6405399

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 80

約数和(自身を含む): 13009920

約数和(自身を除く): 6604521

約数列:

[1, 3, 7, 9, 11, 13, 21, 27, 33, 39, 63, 77, 79, 81, 91, 99, 117, 143, 189, 231, 237, 273, 297, 351, 429, 553, 567, 693, 711, 819, 869, 891, 1001, 1027, 1053, 1287, 1659, 2079, 2133, 2457, 2607, 3003, 3081, 3861, 4977, 6083, 6237, 6399, 7189, 7371, 7821, 9009, 9243, 11297, 11583, 14931, 18249, 21567, 23463, 27027, 27729, 33891, 44793, 54747, 64701, 70389, 79079, 81081, 83187, 101673, 164241, 194103, 237237, 305019, 492723, 582309, 711711, 915057, 2135133, 6405399]

約数ペア:

[(1, 6405399), (3, 2135133), (7, 915057), (9, 711711), (11, 582309), (13, 492723), (21, 305019), (27, 237237), (33, 194103), (39, 164241), (63, 101673), (77, 83187), (79, 81081), (81, 79079), (91, 70389), (99, 64701), (117, 54747), (143, 44793), (189, 33891), (231, 27729), (237, 27027), (273, 23463), (297, 21567), (351, 18249), (429, 14931), (553, 11583), (567, 11297), (693, 9243), (711, 9009), (819, 7821), (869, 7371), (891, 7189), (1001, 6399), (1027, 6237), (1053, 6083), (1287, 4977), (1659, 3861), (2079, 3081), (2133, 3003), (2457, 2607)]