12815892

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:557

約数の個数: 72

約数和(自身を含む): 35171136

約数和(自身を除く): 22355244

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 487, 516, 612, 731, 774, 974, 1461, 1462, 1548, 1948, 2193, 2922, 2924, 4383, 4386, 5844, 6579, 8279, 8766, 8772, 13158, 16558, 17532, 20941, 24837, 26316, 33116, 41882, 49674, 62823, 74511, 83764, 99348, 125646, 149022, 188469, 251292, 298044, 355997, 376938, 711994, 753876, 1067991, 1423988, 2135982, 3203973, 4271964, 6407946, 12815892]

約数ペア:

[(1, 12815892), (2, 6407946), (3, 4271964), (4, 3203973), (6, 2135982), (9, 1423988), (12, 1067991), (17, 753876), (18, 711994), (34, 376938), (36, 355997), (43, 298044), (51, 251292), (68, 188469), (86, 149022), (102, 125646), (129, 99348), (153, 83764), (172, 74511), (204, 62823), (258, 49674), (306, 41882), (387, 33116), (487, 26316), (516, 24837), (612, 20941), (731, 17532), (774, 16558), (974, 13158), (1461, 8772), (1462, 8766), (1548, 8279), (1948, 6579), (2193, 5844), (2922, 4386), (2924, 4383)]