81050778

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{167}}^1\times {\mathrm{457}}^1$

素因数の和:691

約数の個数: 48

約数和(自身を含む): 180048960

約数和(自身を除く): 98998182

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 167, 177, 334, 354, 457, 501, 531, 914, 1002, 1062, 1371, 1503, 2742, 3006, 4113, 8226, 9853, 19706, 26963, 29559, 53926, 59118, 76319, 80889, 88677, 152638, 161778, 177354, 228957, 242667, 457914, 485334, 686871, 1373742, 4502821, 9005642, 13508463, 27016926, 40525389, 81050778]

約数ペア:

[(1, 81050778), (2, 40525389), (3, 27016926), (6, 13508463), (9, 9005642), (18, 4502821), (59, 1373742), (118, 686871), (167, 485334), (177, 457914), (334, 242667), (354, 228957), (457, 177354), (501, 161778), (531, 152638), (914, 88677), (1002, 80889), (1062, 76319), (1371, 59118), (1503, 53926), (2742, 29559), (3006, 26963), (4113, 19706), (8226, 9853)]