1281376921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{49297}}^1$

素因数の和:49464

約数の個数: 16

約数和(自身を含む): 1490771520

約数和(自身を除く): 209394599

約数列:

[1, 11, 17, 139, 187, 1529, 2363, 25993, 49297, 542267, 838049, 6852283, 9218539, 75375113, 116488811, 1281376921]

約数ペア:

[(1, 1281376921), (11, 116488811), (17, 75375113), (139, 9218539), (187, 6852283), (1529, 838049), (2363, 542267), (25993, 49297)]