26305515

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 47773440

約数和(自身を除く): 21467925

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 109, 155, 173, 279, 327, 465, 519, 545, 865, 981, 1395, 1557, 1635, 2595, 3379, 4905, 5363, 7785, 10137, 16089, 16895, 18857, 26815, 30411, 48267, 50685, 56571, 80445, 94285, 152055, 169713, 241335, 282855, 584567, 848565, 1753701, 2922835, 5261103, 8768505, 26305515]

約数ペア:

[(1, 26305515), (3, 8768505), (5, 5261103), (9, 2922835), (15, 1753701), (31, 848565), (45, 584567), (93, 282855), (109, 241335), (155, 169713), (173, 152055), (279, 94285), (327, 80445), (465, 56571), (519, 50685), (545, 48267), (865, 30411), (981, 26815), (1395, 18857), (1557, 16895), (1635, 16089), (2595, 10137), (3379, 7785), (4905, 5363)]