13271778

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1319}}^1$

素因数の和:1383

約数の個数: 48

約数和(自身を含む): 31711680

約数和(自身を除く): 18439902

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1319, 1677, 2638, 3354, 3957, 5031, 7914, 10062, 11871, 17147, 23742, 34294, 51441, 56717, 102882, 113434, 154323, 170151, 308646, 340302, 510453, 737321, 1020906, 1474642, 2211963, 4423926, 6635889, 13271778]

約数ペア:

[(1, 13271778), (2, 6635889), (3, 4423926), (6, 2211963), (9, 1474642), (13, 1020906), (18, 737321), (26, 510453), (39, 340302), (43, 308646), (78, 170151), (86, 154323), (117, 113434), (129, 102882), (234, 56717), (258, 51441), (387, 34294), (559, 23742), (774, 17147), (1118, 11871), (1319, 10062), (1677, 7914), (2638, 5031), (3354, 3957)]