64726739

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 83787264

約数和(自身を除く): 19060525

約数列:

[1, 7, 11, 43, 77, 113, 173, 301, 473, 791, 1211, 1243, 1903, 3311, 4859, 7439, 8701, 13321, 19549, 34013, 52073, 53449, 81829, 136843, 215039, 374143, 572803, 840607, 1505273, 5884249, 9246677, 64726739]

約数ペア:

[(1, 64726739), (7, 9246677), (11, 5884249), (43, 1505273), (77, 840607), (113, 572803), (173, 374143), (301, 215039), (473, 136843), (791, 81829), (1211, 53449), (1243, 52073), (1903, 34013), (3311, 19549), (4859, 13321), (7439, 8701)]