64340955

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1301}}^1$

素因数の和:1476

約数の個数: 48

約数和(自身を含む): 128366784

約数和(自身を除く): 64025829

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 157, 315, 471, 785, 1099, 1301, 1413, 2355, 3297, 3903, 5495, 6505, 7065, 9107, 9891, 11709, 16485, 19515, 27321, 45535, 49455, 58545, 81963, 136605, 204257, 409815, 612771, 1021285, 1429799, 1838313, 3063855, 4289397, 7148995, 9191565, 12868191, 21446985, 64340955]

約数ペア:

[(1, 64340955), (3, 21446985), (5, 12868191), (7, 9191565), (9, 7148995), (15, 4289397), (21, 3063855), (35, 1838313), (45, 1429799), (63, 1021285), (105, 612771), (157, 409815), (315, 204257), (471, 136605), (785, 81963), (1099, 58545), (1301, 49455), (1413, 45535), (2355, 27321), (3297, 19515), (3903, 16485), (5495, 11709), (6505, 9891), (7065, 9107)]