18333315

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 144

約数和(自身を含む): 44151744

約数和(自身を除く): 25818429

約数列:

[1, 3, 5, 7, 9, 11, 13, 15, 21, 33, 35, 37, 39, 45, 55, 63, 65, 77, 91, 99, 105, 111, 117, 121, 143, 165, 185, 195, 231, 259, 273, 315, 333, 363, 385, 407, 429, 455, 481, 495, 555, 585, 605, 693, 715, 777, 819, 847, 1001, 1089, 1155, 1221, 1287, 1295, 1365, 1443, 1573, 1665, 1815, 2035, 2145, 2331, 2405, 2541, 2849, 3003, 3367, 3465, 3663, 3885, 4095, 4235, 4329, 4477, 4719, 5005, 5291, 5445, 6105, 6435, 7215, 7623, 7865, 8547, 9009, 10101, 11011, 11655, 12705, 13431, 14157, 14245, 15015, 15873, 16835, 18315, 21645, 22385, 23595, 25641, 26455, 30303, 31339, 33033, 37037, 38115, 40293, 42735, 45045, 47619, 50505, 55055, 58201, 67155, 70785, 79365, 94017, 99099, 111111, 128205, 151515, 156695, 165165, 174603, 185185, 201465, 238095, 282051, 291005, 333333, 407407, 470085, 495495, 523809, 555555, 873015, 1222221, 1410255, 1666665, 2037035, 2619045, 3666663, 6111105, 18333315]

約数ペア:

[(1, 18333315), (3, 6111105), (5, 3666663), (7, 2619045), (9, 2037035), (11, 1666665), (13, 1410255), (15, 1222221), (21, 873015), (33, 555555), (35, 523809), (37, 495495), (39, 470085), (45, 407407), (55, 333333), (63, 291005), (65, 282051), (77, 238095), (91, 201465), (99, 185185), (105, 174603), (111, 165165), (117, 156695), (121, 151515), (143, 128205), (165, 111111), (185, 99099), (195, 94017), (231, 79365), (259, 70785), (273, 67155), (315, 58201), (333, 55055), (363, 50505), (385, 47619), (407, 45045), (429, 42735), (455, 40293), (481, 38115), (495, 37037), (555, 33033), (585, 31339), (605, 30303), (693, 26455), (715, 25641), (777, 23595), (819, 22385), (847, 21645), (1001, 18315), (1089, 16835), (1155, 15873), (1221, 15015), (1287, 14245), (1295, 14157), (1365, 13431), (1443, 12705), (1573, 11655), (1665, 11011), (1815, 10101), (2035, 9009), (2145, 8547), (2331, 7865), (2405, 7623), (2541, 7215), (2849, 6435), (3003, 6105), (3367, 5445), (3465, 5291), (3663, 5005), (3885, 4719), (4095, 4477), (4235, 4329)]