16493295

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 33352704

約数和(自身を除く): 16859409

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 43, 65, 91, 105, 129, 195, 215, 273, 281, 301, 455, 559, 645, 843, 903, 1365, 1405, 1505, 1677, 1967, 2795, 3653, 3913, 4215, 4515, 5901, 8385, 9835, 10959, 11739, 12083, 18265, 19565, 25571, 29505, 36249, 54795, 58695, 60415, 76713, 84581, 127855, 157079, 181245, 253743, 383565, 422905, 471237, 785395, 1099553, 1268715, 2356185, 3298659, 5497765, 16493295]

約数ペア:

[(1, 16493295), (3, 5497765), (5, 3298659), (7, 2356185), (13, 1268715), (15, 1099553), (21, 785395), (35, 471237), (39, 422905), (43, 383565), (65, 253743), (91, 181245), (105, 157079), (129, 127855), (195, 84581), (215, 76713), (273, 60415), (281, 58695), (301, 54795), (455, 36249), (559, 29505), (645, 25571), (843, 19565), (903, 18265), (1365, 12083), (1405, 11739), (1505, 10959), (1677, 9835), (1967, 8385), (2795, 5901), (3653, 4515), (3913, 4215)]