16280316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 45405360

約数和(自身を除く): 29125044

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 809, 1118, 1548, 1618, 1677, 2236, 2427, 3236, 3354, 4854, 5031, 6708, 7281, 9708, 10062, 10517, 14562, 20124, 21034, 29124, 31551, 34787, 42068, 63102, 69574, 94653, 104361, 126204, 139148, 189306, 208722, 313083, 378612, 417444, 452231, 626166, 904462, 1252332, 1356693, 1808924, 2713386, 4070079, 5426772, 8140158, 16280316]

約数ペア:

[(1, 16280316), (2, 8140158), (3, 5426772), (4, 4070079), (6, 2713386), (9, 1808924), (12, 1356693), (13, 1252332), (18, 904462), (26, 626166), (36, 452231), (39, 417444), (43, 378612), (52, 313083), (78, 208722), (86, 189306), (117, 139148), (129, 126204), (156, 104361), (172, 94653), (234, 69574), (258, 63102), (387, 42068), (468, 34787), (516, 31551), (559, 29124), (774, 21034), (809, 20124), (1118, 14562), (1548, 10517), (1618, 10062), (1677, 9708), (2236, 7281), (2427, 6708), (3236, 5031), (3354, 4854)]