65821987

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{1741}}^1$

素因数の和:2250

約数の個数: 16

約数和(自身を含む): 82278144

約数和(自身を除く): 16456157

約数列:

[1, 7, 11, 77, 491, 1741, 3437, 5401, 12187, 19151, 37807, 134057, 854831, 5983817, 9403141, 65821987]

約数ペア:

[(1, 65821987), (7, 9403141), (11, 5983817), (77, 854831), (491, 134057), (1741, 37807), (3437, 19151), (5401, 12187)]