668012228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{132437}}^1$

素因数の和:132551

約数の個数: 24

約数和(自身を含む): 1271934552

約数和(自身を除く): 603922324

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 132437, 264874, 529748, 1721681, 3443362, 6886724, 12846389, 25692778, 51385556, 167003057, 334006114, 668012228]

約数ペア:

[(1, 668012228), (2, 334006114), (4, 167003057), (13, 51385556), (26, 25692778), (52, 12846389), (97, 6886724), (194, 3443362), (388, 1721681), (1261, 529748), (2522, 264874), (5044, 132437)]