64704633

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{631}}^1$

素因数の和:917

約数の個数: 32

約数和(自身を含む): 104355840

約数和(自身を除く): 39651207

約数列:

[1, 3, 7, 19, 21, 57, 133, 257, 399, 631, 771, 1799, 1893, 4417, 4883, 5397, 11989, 13251, 14649, 34181, 35967, 83923, 102543, 162167, 251769, 486501, 1135169, 3081173, 3405507, 9243519, 21568211, 64704633]

約数ペア:

[(1, 64704633), (3, 21568211), (7, 9243519), (19, 3405507), (21, 3081173), (57, 1135169), (133, 486501), (257, 251769), (399, 162167), (631, 102543), (771, 83923), (1799, 35967), (1893, 34181), (4417, 14649), (4883, 13251), (5397, 11989)]