61914195

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:721

約数の個数: 72

約数和(自身を含む): 127938096

約数和(自身を除く): 66023901

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 49, 63, 105, 129, 147, 215, 245, 301, 315, 387, 441, 645, 653, 735, 903, 1505, 1935, 1959, 2107, 2205, 2709, 3265, 4515, 4571, 5877, 6321, 9795, 10535, 13545, 13713, 18963, 22855, 28079, 29385, 31605, 31997, 41139, 68565, 84237, 94815, 95991, 140395, 159985, 196553, 205695, 252711, 287973, 421185, 479955, 589659, 982765, 1263555, 1375871, 1439865, 1768977, 2948295, 4127613, 6879355, 8844885, 12382839, 20638065, 61914195]

約数ペア:

[(1, 61914195), (3, 20638065), (5, 12382839), (7, 8844885), (9, 6879355), (15, 4127613), (21, 2948295), (35, 1768977), (43, 1439865), (45, 1375871), (49, 1263555), (63, 982765), (105, 589659), (129, 479955), (147, 421185), (215, 287973), (245, 252711), (301, 205695), (315, 196553), (387, 159985), (441, 140395), (645, 95991), (653, 94815), (735, 84237), (903, 68565), (1505, 41139), (1935, 31997), (1959, 31605), (2107, 29385), (2205, 28079), (2709, 22855), (3265, 18963), (4515, 13713), (4571, 13545), (5877, 10535), (6321, 9795)]