671870612

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{5087}}^1$

素因数の和:5240

約数の個数: 48

約数和(自身を含む): 1384750080

約数和(自身を除く): 712879468

約数列:

[1, 2, 4, 7, 14, 28, 53, 89, 106, 178, 212, 356, 371, 623, 742, 1246, 1484, 2492, 4717, 5087, 9434, 10174, 18868, 20348, 33019, 35609, 66038, 71218, 132076, 142436, 269611, 452743, 539222, 905486, 1078444, 1810972, 1887277, 3169201, 3774554, 6338402, 7549108, 12676804, 23995379, 47990758, 95981516, 167967653, 335935306, 671870612]

約数ペア:

[(1, 671870612), (2, 335935306), (4, 167967653), (7, 95981516), (14, 47990758), (28, 23995379), (53, 12676804), (89, 7549108), (106, 6338402), (178, 3774554), (212, 3169201), (356, 1887277), (371, 1810972), (623, 1078444), (742, 905486), (1246, 539222), (1484, 452743), (2492, 269611), (4717, 142436), (5087, 132076), (9434, 71218), (10174, 66038), (18868, 35609), (20348, 33019)]