161423199

素因数分解:

$3^6\times 7^2\times {\mathrm{4519}}^1$

素因数の和:4551

約数の個数: 42

約数和(自身を含む): 281600520

約数和(自身を除く): 120177321

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1701, 3969, 4519, 5103, 11907, 13557, 31633, 35721, 40671, 94899, 122013, 221431, 284697, 366039, 664293, 854091, 1098117, 1992879, 2562273, 3294351, 5978637, 7686819, 17935911, 23060457, 53807733, 161423199]

約数ペア:

[(1, 161423199), (3, 53807733), (7, 23060457), (9, 17935911), (21, 7686819), (27, 5978637), (49, 3294351), (63, 2562273), (81, 1992879), (147, 1098117), (189, 854091), (243, 664293), (441, 366039), (567, 284697), (729, 221431), (1323, 122013), (1701, 94899), (3969, 40671), (4519, 35721), (5103, 31633), (11907, 13557)]