138444376

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{523}}^1$

素因数の和:728

約数の個数: 64

約数和(自身を含む): 309369600

約数和(自身を除く): 170925224

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 163, 203, 232, 326, 406, 523, 652, 812, 1046, 1141, 1304, 1624, 2092, 2282, 3661, 4184, 4564, 4727, 7322, 9128, 9454, 14644, 15167, 18908, 29288, 30334, 33089, 37816, 60668, 66178, 85249, 106169, 121336, 132356, 170498, 212338, 264712, 340996, 424676, 596743, 681992, 849352, 1193486, 2386972, 2472221, 4773944, 4944442, 9888884, 17305547, 19777768, 34611094, 69222188, 138444376]

約数ペア:

[(1, 138444376), (2, 69222188), (4, 34611094), (7, 19777768), (8, 17305547), (14, 9888884), (28, 4944442), (29, 4773944), (56, 2472221), (58, 2386972), (116, 1193486), (163, 849352), (203, 681992), (232, 596743), (326, 424676), (406, 340996), (523, 264712), (652, 212338), (812, 170498), (1046, 132356), (1141, 121336), (1304, 106169), (1624, 85249), (2092, 66178), (2282, 60668), (3661, 37816), (4184, 33089), (4564, 30334), (4727, 29288), (7322, 18908), (9128, 15167), (9454, 14644)]