64216845

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1$

素因数の和:503

約数の個数: 96

約数和(自身を含む): 142331904

約数和(自身を除く): 78115059

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 43, 45, 55, 63, 77, 99, 105, 129, 165, 215, 231, 301, 315, 385, 387, 431, 473, 495, 645, 693, 903, 1155, 1293, 1419, 1505, 1935, 2155, 2365, 2709, 3017, 3311, 3465, 3879, 4257, 4515, 4741, 6465, 7095, 9051, 9933, 13545, 14223, 15085, 16555, 18533, 19395, 21285, 23705, 27153, 29799, 33187, 42669, 45255, 49665, 55599, 71115, 92665, 99561, 129731, 135765, 148995, 165935, 166797, 203863, 213345, 277995, 298683, 389193, 497805, 611589, 648655, 833985, 1019315, 1167579, 1427041, 1493415, 1834767, 1945965, 3057945, 4281123, 5837895, 7135205, 9173835, 12843369, 21405615, 64216845]

約数ペア:

[(1, 64216845), (3, 21405615), (5, 12843369), (7, 9173835), (9, 7135205), (11, 5837895), (15, 4281123), (21, 3057945), (33, 1945965), (35, 1834767), (43, 1493415), (45, 1427041), (55, 1167579), (63, 1019315), (77, 833985), (99, 648655), (105, 611589), (129, 497805), (165, 389193), (215, 298683), (231, 277995), (301, 213345), (315, 203863), (385, 166797), (387, 165935), (431, 148995), (473, 135765), (495, 129731), (645, 99561), (693, 92665), (903, 71115), (1155, 55599), (1293, 49665), (1419, 45255), (1505, 42669), (1935, 33187), (2155, 29799), (2365, 27153), (2709, 23705), (3017, 21285), (3311, 19395), (3465, 18533), (3879, 16555), (4257, 15085), (4515, 14223), (4741, 13545), (6465, 9933), (7095, 9051)]