668835832

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{225349}}^1$

素因数の和:225415

約数の個数: 32

約数和(自身を含む): 1460268000

約数和(自身を除く): 791432168

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 742, 1484, 2968, 225349, 450698, 901396, 1577443, 1802792, 3154886, 6309772, 11943497, 12619544, 23886994, 47773988, 83604479, 95547976, 167208958, 334417916, 668835832]

約数ペア:

[(1, 668835832), (2, 334417916), (4, 167208958), (7, 95547976), (8, 83604479), (14, 47773988), (28, 23886994), (53, 12619544), (56, 11943497), (106, 6309772), (212, 3154886), (371, 1802792), (424, 1577443), (742, 901396), (1484, 450698), (2968, 225349)]