201311726

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{643}}^1$

素因数の和:789

約数の個数: 64

約数和(自身を含む): 400619520

約数和(自身を除く): 199307794

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 107, 133, 154, 209, 214, 266, 418, 643, 749, 1177, 1286, 1463, 1498, 2033, 2354, 2926, 4066, 4501, 7073, 8239, 9002, 12217, 14146, 14231, 16478, 22363, 24434, 28462, 44726, 49511, 68801, 85519, 99022, 134387, 137602, 156541, 171038, 268774, 313082, 481607, 756811, 940709, 963214, 1307219, 1513622, 1881418, 2614438, 5297677, 9150533, 10595354, 14379409, 18301066, 28758818, 100655863, 201311726]

約数ペア:

[(1, 201311726), (2, 100655863), (7, 28758818), (11, 18301066), (14, 14379409), (19, 10595354), (22, 9150533), (38, 5297677), (77, 2614438), (107, 1881418), (133, 1513622), (154, 1307219), (209, 963214), (214, 940709), (266, 756811), (418, 481607), (643, 313082), (749, 268774), (1177, 171038), (1286, 156541), (1463, 137602), (1498, 134387), (2033, 99022), (2354, 85519), (2926, 68801), (4066, 49511), (4501, 44726), (7073, 28462), (8239, 24434), (9002, 22363), (12217, 16478), (14146, 14231)]