28391054

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{619}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 48211200

約数和(自身を除く): 19820146

約数列:

[1, 2, 17, 19, 34, 38, 71, 142, 323, 619, 646, 1207, 1238, 1349, 2414, 2698, 10523, 11761, 21046, 22933, 23522, 43949, 45866, 87898, 199937, 399874, 747133, 835031, 1494266, 1670062, 14195527, 28391054]

約数ペア:

[(1, 28391054), (2, 14195527), (17, 1670062), (19, 1494266), (34, 835031), (38, 747133), (71, 399874), (142, 199937), (323, 87898), (619, 45866), (646, 43949), (1207, 23522), (1238, 22933), (1349, 21046), (2414, 11761), (2698, 10523)]