31495356

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1051

約数の個数: 72

約数和(自身を含む): 85975344

約数和(自身を除く): 54479988

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 53, 68, 102, 106, 153, 159, 204, 212, 306, 318, 477, 612, 636, 901, 954, 971, 1802, 1908, 1942, 2703, 2913, 3604, 3884, 5406, 5826, 8109, 8739, 10812, 11652, 16218, 16507, 17478, 32436, 33014, 34956, 49521, 51463, 66028, 99042, 102926, 148563, 154389, 198084, 205852, 297126, 308778, 463167, 594252, 617556, 874871, 926334, 1749742, 1852668, 2624613, 3499484, 5249226, 7873839, 10498452, 15747678, 31495356]

約数ペア:

[(1, 31495356), (2, 15747678), (3, 10498452), (4, 7873839), (6, 5249226), (9, 3499484), (12, 2624613), (17, 1852668), (18, 1749742), (34, 926334), (36, 874871), (51, 617556), (53, 594252), (68, 463167), (102, 308778), (106, 297126), (153, 205852), (159, 198084), (204, 154389), (212, 148563), (306, 102926), (318, 99042), (477, 66028), (612, 51463), (636, 49521), (901, 34956), (954, 33014), (971, 32436), (1802, 17478), (1908, 16507), (1942, 16218), (2703, 11652), (2913, 10812), (3604, 8739), (3884, 8109), (5406, 5826)]