64779987

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:715

約数の個数: 32

約数和(自身を含む): 95549440

約数和(自身を除く): 30769453

約数列:

[1, 3, 19, 31, 57, 61, 93, 183, 589, 601, 1159, 1767, 1803, 1891, 3477, 5673, 11419, 18631, 34257, 35929, 36661, 55893, 107787, 109983, 353989, 696559, 1061967, 1136491, 2089677, 3409473, 21593329, 64779987]

約数ペア:

[(1, 64779987), (3, 21593329), (19, 3409473), (31, 2089677), (57, 1136491), (61, 1061967), (93, 696559), (183, 353989), (589, 109983), (601, 107787), (1159, 55893), (1767, 36661), (1803, 35929), (1891, 34257), (3477, 18631), (5673, 11419)]