72720018

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{9161}}^1$

素因数の和:9189

約数の個数: 60

約数和(自身を含む): 189570942

約数和(自身を除く): 116850924

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 378, 441, 567, 882, 1134, 1323, 2646, 3969, 7938, 9161, 18322, 27483, 54966, 64127, 82449, 128254, 164898, 192381, 247347, 384762, 448889, 494694, 577143, 742041, 897778, 1154286, 1346667, 1484082, 1731429, 2693334, 3462858, 4040001, 5194287, 8080002, 10388574, 12120003, 24240006, 36360009, 72720018]

約数ペア:

[(1, 72720018), (2, 36360009), (3, 24240006), (6, 12120003), (7, 10388574), (9, 8080002), (14, 5194287), (18, 4040001), (21, 3462858), (27, 2693334), (42, 1731429), (49, 1484082), (54, 1346667), (63, 1154286), (81, 897778), (98, 742041), (126, 577143), (147, 494694), (162, 448889), (189, 384762), (294, 247347), (378, 192381), (441, 164898), (567, 128254), (882, 82449), (1134, 64127), (1323, 54966), (2646, 27483), (3969, 18322), (7938, 9161)]