9878578884

素因数分解:

$2^2\times 3^5\times {\mathrm{521}}^1\times {\mathrm{19507}}^1$

素因数の和:20047

約数の個数: 72

約数和(自身を含む): 25946732448

約数和(自身を除く): 16068153564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 521, 972, 1042, 1563, 2084, 3126, 4689, 6252, 9378, 14067, 18756, 19507, 28134, 39014, 42201, 56268, 58521, 78028, 84402, 117042, 126603, 168804, 175563, 234084, 253206, 351126, 506412, 526689, 702252, 1053378, 1580067, 2106756, 3160134, 4740201, 6320268, 9480402, 10163147, 18960804, 20326294, 30489441, 40652588, 60978882, 91468323, 121957764, 182936646, 274404969, 365873292, 548809938, 823214907, 1097619876, 1646429814, 2469644721, 3292859628, 4939289442, 9878578884]

約数ペア:

[(1, 9878578884), (2, 4939289442), (3, 3292859628), (4, 2469644721), (6, 1646429814), (9, 1097619876), (12, 823214907), (18, 548809938), (27, 365873292), (36, 274404969), (54, 182936646), (81, 121957764), (108, 91468323), (162, 60978882), (243, 40652588), (324, 30489441), (486, 20326294), (521, 18960804), (972, 10163147), (1042, 9480402), (1563, 6320268), (2084, 4740201), (3126, 3160134), (4689, 2106756), (6252, 1580067), (9378, 1053378), (14067, 702252), (18756, 526689), (19507, 506412), (28134, 351126), (39014, 253206), (42201, 234084), (56268, 175563), (58521, 168804), (78028, 126603), (84402, 117042)]