64785654

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{311}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 143679744

約数和(自身を除く): 78894090

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 163, 213, 311, 326, 426, 489, 622, 639, 933, 978, 1278, 1467, 1866, 2799, 2934, 5598, 11573, 22081, 23146, 34719, 44162, 50693, 66243, 69438, 101386, 104157, 132486, 152079, 198729, 208314, 304158, 397458, 456237, 912474, 3599203, 7198406, 10797609, 21595218, 32392827, 64785654]

約数ペア:

[(1, 64785654), (2, 32392827), (3, 21595218), (6, 10797609), (9, 7198406), (18, 3599203), (71, 912474), (142, 456237), (163, 397458), (213, 304158), (311, 208314), (326, 198729), (426, 152079), (489, 132486), (622, 104157), (639, 101386), (933, 69438), (978, 66243), (1278, 50693), (1467, 44162), (1866, 34719), (2799, 23146), (2934, 22081), (5598, 11573)]