1407779907

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1\times {\mathrm{21503}}^1$

素因数の和:21802

約数の個数: 16

約数和(自身を含む): 1902673920

約数和(自身を除く): 494894013

約数列:

[1, 3, 139, 157, 417, 471, 21503, 21823, 64509, 65469, 2988917, 3375971, 8966751, 10127913, 469259969, 1407779907]

約数ペア:

[(1, 1407779907), (3, 469259969), (139, 10127913), (157, 8966751), (417, 3375971), (471, 2988917), (21503, 65469), (21823, 64509)]