64401127

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{569}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 83174400

約数和(自身を除く): 18773273

約数列:

[1, 7, 19, 23, 37, 133, 161, 259, 437, 569, 703, 851, 3059, 3983, 4921, 5957, 10811, 13087, 16169, 21053, 75677, 91609, 113183, 147371, 248653, 400007, 484219, 1740571, 2800049, 3389533, 9200161, 64401127]

約数ペア:

[(1, 64401127), (7, 9200161), (19, 3389533), (23, 2800049), (37, 1740571), (133, 484219), (161, 400007), (259, 248653), (437, 147371), (569, 113183), (703, 91609), (851, 75677), (3059, 21053), (3983, 16169), (4921, 13087), (5957, 10811)]