491021930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{65557}}^1$

素因数の和:65678

約数の個数: 32

約数和(自身を含む): 1019558016

約数和(自身を除く): 528536086

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 107, 214, 535, 749, 1070, 1498, 3745, 7490, 65557, 131114, 327785, 458899, 655570, 917798, 2294495, 4588990, 7014599, 14029198, 35072995, 49102193, 70145990, 98204386, 245510965, 491021930]

約数ペア:

[(1, 491021930), (2, 245510965), (5, 98204386), (7, 70145990), (10, 49102193), (14, 35072995), (35, 14029198), (70, 7014599), (107, 4588990), (214, 2294495), (535, 917798), (749, 655570), (1070, 458899), (1498, 327785), (3745, 131114), (7490, 65557)]