391162572

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{3559}}^1$

素因数の和:3683

約数の個数: 72

約数和(自身を含む): 1026305280

約数和(自身を除く): 635142708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 71, 86, 129, 142, 172, 213, 258, 284, 387, 426, 516, 639, 774, 852, 1278, 1548, 2556, 3053, 3559, 6106, 7118, 9159, 10677, 12212, 14236, 18318, 21354, 27477, 32031, 36636, 42708, 54954, 64062, 109908, 128124, 153037, 252689, 306074, 459111, 505378, 612148, 758067, 918222, 1010756, 1377333, 1516134, 1836444, 2274201, 2754666, 3032268, 4548402, 5509332, 9096804, 10865627, 21731254, 32596881, 43462508, 65193762, 97790643, 130387524, 195581286, 391162572]

約数ペア:

[(1, 391162572), (2, 195581286), (3, 130387524), (4, 97790643), (6, 65193762), (9, 43462508), (12, 32596881), (18, 21731254), (36, 10865627), (43, 9096804), (71, 5509332), (86, 4548402), (129, 3032268), (142, 2754666), (172, 2274201), (213, 1836444), (258, 1516134), (284, 1377333), (387, 1010756), (426, 918222), (516, 758067), (639, 612148), (774, 505378), (852, 459111), (1278, 306074), (1548, 252689), (2556, 153037), (3053, 128124), (3559, 109908), (6106, 64062), (7118, 54954), (9159, 42708), (10677, 36636), (12212, 32031), (14236, 27477), (18318, 21354)]