68691688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{34763}}^1$

素因数の和:34801

約数の個数: 32

約数和(自身を含む): 146008800

約数和(自身を除く): 77317112

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 34763, 69526, 139052, 278104, 451919, 660497, 903838, 1320994, 1807676, 2641988, 3615352, 5283976, 8586461, 17172922, 34345844, 68691688]

約数ペア:

[(1, 68691688), (2, 34345844), (4, 17172922), (8, 8586461), (13, 5283976), (19, 3615352), (26, 2641988), (38, 1807676), (52, 1320994), (76, 903838), (104, 660497), (152, 451919), (247, 278104), (494, 139052), (988, 69526), (1976, 34763)]