81664065

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{839}}^1$

素因数の和:963

約数の個数: 64

約数和(自身を含む): 167731200

約数和(自身を除く): 86067135

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 103, 105, 135, 189, 309, 315, 515, 721, 839, 927, 945, 1545, 2163, 2517, 2781, 3605, 4195, 4635, 5873, 6489, 7551, 10815, 12585, 13905, 17619, 19467, 22653, 29365, 32445, 37755, 52857, 86417, 88095, 97335, 113265, 158571, 259251, 264285, 432085, 604919, 777753, 792855, 1296255, 1814757, 2333259, 3024595, 3888765, 5444271, 9073785, 11666295, 16332813, 27221355, 81664065]

約数ペア:

[(1, 81664065), (3, 27221355), (5, 16332813), (7, 11666295), (9, 9073785), (15, 5444271), (21, 3888765), (27, 3024595), (35, 2333259), (45, 1814757), (63, 1296255), (103, 792855), (105, 777753), (135, 604919), (189, 432085), (309, 264285), (315, 259251), (515, 158571), (721, 113265), (839, 97335), (927, 88095), (945, 86417), (1545, 52857), (2163, 37755), (2517, 32445), (2781, 29365), (3605, 22653), (4195, 19467), (4635, 17619), (5873, 13905), (6489, 12585), (7551, 10815)]