64773513

素因数分解:

$3^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1609}}^1$

素因数の和:1699

約数の個数: 40

約数和(自身を含む): 112210560

約数和(自身を除く): 47437047

約数列:

[1, 3, 7, 9, 21, 27, 63, 71, 81, 189, 213, 497, 567, 639, 1491, 1609, 1917, 4473, 4827, 5751, 11263, 13419, 14481, 33789, 40257, 43443, 101367, 114239, 130329, 304101, 342717, 799673, 912303, 1028151, 2399019, 3084453, 7197057, 9253359, 21591171, 64773513]

約数ペア:

[(1, 64773513), (3, 21591171), (7, 9253359), (9, 7197057), (21, 3084453), (27, 2399019), (63, 1028151), (71, 912303), (81, 799673), (189, 342717), (213, 304101), (497, 130329), (567, 114239), (639, 101367), (1491, 43443), (1609, 40257), (1917, 33789), (4473, 14481), (4827, 13419), (5751, 11263)]