42904465

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2113}}^1$

素因数の和:2280

約数の個数: 16

約数和(自身を含む): 53577216

約数和(自身を除く): 10672751

約数列:

[1, 5, 31, 131, 155, 655, 2113, 4061, 10565, 20305, 65503, 276803, 327515, 1384015, 8580893, 42904465]

約数ペア:

[(1, 42904465), (5, 8580893), (31, 1384015), (131, 327515), (155, 276803), (655, 65503), (2113, 20305), (4061, 10565)]