350821681

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{317}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 434108160

約数和(自身を除く): 83286479

約数列:

[1, 7, 19, 53, 133, 157, 317, 371, 1007, 1099, 2219, 2983, 6023, 7049, 8321, 16801, 20881, 42161, 49769, 58247, 117607, 158099, 319219, 348383, 945611, 1106693, 2234533, 2637757, 6619277, 18464299, 50117383, 350821681]

約数ペア:

[(1, 350821681), (7, 50117383), (19, 18464299), (53, 6619277), (133, 2637757), (157, 2234533), (317, 1106693), (371, 945611), (1007, 348383), (1099, 319219), (2219, 158099), (2983, 117607), (6023, 58247), (7049, 49769), (8321, 42161), (16801, 20881)]