2720221773

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{12853}}^1$

素因数の和:13001

約数の個数: 32

約数和(自身を含む): 3948748800

約数和(自身を除く): 1228527027

約数列:

[1, 3, 19, 47, 57, 79, 141, 237, 893, 1501, 2679, 3713, 4503, 11139, 12853, 38559, 70547, 211641, 244207, 604091, 732621, 1015387, 1812273, 3046161, 11477729, 19292353, 34433187, 47723189, 57877059, 143169567, 906740591, 2720221773]

約数ペア:

[(1, 2720221773), (3, 906740591), (19, 143169567), (47, 57877059), (57, 47723189), (79, 34433187), (141, 19292353), (237, 11477729), (893, 3046161), (1501, 1812273), (2679, 1015387), (3713, 732621), (4503, 604091), (11139, 244207), (12853, 211641), (38559, 70547)]