131144868

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:957

約数の個数: 72

約数和(自身を含む): 352530360

約数和(自身を除く): 221385492

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 421, 509, 612, 842, 1018, 1263, 1527, 1684, 2036, 2526, 3054, 3789, 4581, 5052, 6108, 7157, 7578, 8653, 9162, 14314, 15156, 17306, 18324, 21471, 25959, 28628, 34612, 42942, 51918, 64413, 77877, 85884, 103836, 128826, 155754, 214289, 257652, 311508, 428578, 642867, 857156, 1285734, 1928601, 2571468, 3642913, 3857202, 7285826, 7714404, 10928739, 14571652, 21857478, 32786217, 43714956, 65572434, 131144868]

約数ペア:

[(1, 131144868), (2, 65572434), (3, 43714956), (4, 32786217), (6, 21857478), (9, 14571652), (12, 10928739), (17, 7714404), (18, 7285826), (34, 3857202), (36, 3642913), (51, 2571468), (68, 1928601), (102, 1285734), (153, 857156), (204, 642867), (306, 428578), (421, 311508), (509, 257652), (612, 214289), (842, 155754), (1018, 128826), (1263, 103836), (1527, 85884), (1684, 77877), (2036, 64413), (2526, 51918), (3054, 42942), (3789, 34612), (4581, 28628), (5052, 25959), (6108, 21471), (7157, 18324), (7578, 17306), (8653, 15156), (9162, 14314)]