864234

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^3$

素因数の和:72

約数の個数: 48

約数和(自身を含む): 2258880

約数和(自身を除く): 1394646

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 361, 399, 722, 798, 1083, 1197, 2166, 2394, 2527, 3249, 5054, 6498, 6859, 7581, 13718, 15162, 20577, 22743, 41154, 45486, 48013, 61731, 96026, 123462, 144039, 288078, 432117, 864234]

約数ペア:

[(1, 864234), (2, 432117), (3, 288078), (6, 144039), (7, 123462), (9, 96026), (14, 61731), (18, 48013), (19, 45486), (21, 41154), (38, 22743), (42, 20577), (57, 15162), (63, 13718), (114, 7581), (126, 6859), (133, 6498), (171, 5054), (266, 3249), (342, 2527), (361, 2394), (399, 2166), (722, 1197), (798, 1083)]