891126845

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{739}}^1$

素因数の和:1145

約数の個数: 32

約数和(自身を含む): 1237800960

約数和(自身を除く): 346674115

約数列:

[1, 5, 7, 35, 131, 263, 655, 739, 917, 1315, 1841, 3695, 4585, 5173, 9205, 25865, 34453, 96809, 172265, 194357, 241171, 484045, 677663, 971785, 1205855, 1360499, 3388315, 6802495, 25460767, 127303835, 178225369, 891126845]

約数ペア:

[(1, 891126845), (5, 178225369), (7, 127303835), (35, 25460767), (131, 6802495), (263, 3388315), (655, 1360499), (739, 1205855), (917, 971785), (1315, 677663), (1841, 484045), (3695, 241171), (4585, 194357), (5173, 172265), (9205, 96809), (25865, 34453)]