66858777

素因数分解:

$3^7\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 105616000

約数和(自身を除く): 38757223

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 729, 1539, 1609, 2187, 4617, 4827, 13851, 14481, 30571, 41553, 43443, 91713, 130329, 275139, 390987, 825417, 1172961, 2476251, 3518883, 7428753, 22286259, 66858777]

約数ペア:

[(1, 66858777), (3, 22286259), (9, 7428753), (19, 3518883), (27, 2476251), (57, 1172961), (81, 825417), (171, 390987), (243, 275139), (513, 130329), (729, 91713), (1539, 43443), (1609, 41553), (2187, 30571), (4617, 14481), (4827, 13851)]