64713645

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2917}}^1$

素因数の和:2974

約数の個数: 48

約数和(自身を含む): 122906160

約数和(自身を除く): 58192515

約数列:

[1, 3, 5, 9, 15, 17, 29, 45, 51, 85, 87, 145, 153, 255, 261, 435, 493, 765, 1305, 1479, 2465, 2917, 4437, 7395, 8751, 14585, 22185, 26253, 43755, 49589, 84593, 131265, 148767, 247945, 253779, 422965, 446301, 743835, 761337, 1268895, 1438081, 2231505, 3806685, 4314243, 7190405, 12942729, 21571215, 64713645]

約数ペア:

[(1, 64713645), (3, 21571215), (5, 12942729), (9, 7190405), (15, 4314243), (17, 3806685), (29, 2231505), (45, 1438081), (51, 1268895), (85, 761337), (87, 743835), (145, 446301), (153, 422965), (255, 253779), (261, 247945), (435, 148767), (493, 131265), (765, 84593), (1305, 49589), (1479, 43755), (2465, 26253), (2917, 22185), (4437, 14585), (7395, 8751)]