289320724

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8779}}^1$

素因数の和:8908

約数の個数: 48

約数和(自身を含む): 637217280

約数和(自身を除く): 347896556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 107, 154, 214, 308, 428, 749, 1177, 1498, 2354, 2996, 4708, 8239, 8779, 16478, 17558, 32956, 35116, 61453, 96569, 122906, 193138, 245812, 386276, 675983, 939353, 1351966, 1878706, 2703932, 3757412, 6575471, 10332883, 13150942, 20665766, 26301884, 41331532, 72330181, 144660362, 289320724]

約数ペア:

[(1, 289320724), (2, 144660362), (4, 72330181), (7, 41331532), (11, 26301884), (14, 20665766), (22, 13150942), (28, 10332883), (44, 6575471), (77, 3757412), (107, 2703932), (154, 1878706), (214, 1351966), (308, 939353), (428, 675983), (749, 386276), (1177, 245812), (1498, 193138), (2354, 122906), (2996, 96569), (4708, 61453), (8239, 35116), (8779, 32956), (16478, 17558)]