15678829516

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{257689}}^1$

素因数の和:257794

約数の個数: 48

約数和(自身を含む): 32728691520

約数和(自身を除く): 17049862004

約数列:

[1, 2, 4, 7, 14, 28, 41, 53, 82, 106, 164, 212, 287, 371, 574, 742, 1148, 1484, 2173, 4346, 8692, 15211, 30422, 60844, 257689, 515378, 1030756, 1803823, 3607646, 7215292, 10565249, 13657517, 21130498, 27315034, 42260996, 54630068, 73956743, 95602619, 147913486, 191205238, 295826972, 382410476, 559958197, 1119916394, 2239832788, 3919707379, 7839414758, 15678829516]

約数ペア:

[(1, 15678829516), (2, 7839414758), (4, 3919707379), (7, 2239832788), (14, 1119916394), (28, 559958197), (41, 382410476), (53, 295826972), (82, 191205238), (106, 147913486), (164, 95602619), (212, 73956743), (287, 54630068), (371, 42260996), (574, 27315034), (742, 21130498), (1148, 13657517), (1484, 10565249), (2173, 7215292), (4346, 3607646), (8692, 1803823), (15211, 1030756), (30422, 515378), (60844, 257689)]