402649329

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{21799}}^1$

素因数の和:21980

約数の個数: 16

約数和(自身を含む): 552499200

約数和(自身を除く): 149849871

約数列:

[1, 3, 47, 131, 141, 393, 6157, 18471, 21799, 65397, 1024553, 2855669, 3073659, 8567007, 134216443, 402649329]

約数ペア:

[(1, 402649329), (3, 134216443), (47, 8567007), (131, 3073659), (141, 2855669), (393, 1024553), (6157, 65397), (18471, 21799)]