678741286261

素因数分解:

${\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{947}}^1\times {\mathrm{2521}}^1$

素因数の和:3801

約数の個数: 32

約数和(自身を含む): 727126253568

約数和(自身を除く): 48384967307

約数列:

[1, 23, 47, 263, 947, 1081, 2521, 6049, 12361, 21781, 44509, 57983, 118487, 249061, 284303, 663023, 1023707, 2387387, 2725201, 5728403, 11705867, 15249529, 31162081, 54909901, 112207189, 269234941, 627882781, 716727863, 2580765347, 14441303963, 29510490707, 678741286261]

約数ペア:

[(1, 678741286261), (23, 29510490707), (47, 14441303963), (263, 2580765347), (947, 716727863), (1081, 627882781), (2521, 269234941), (6049, 112207189), (12361, 54909901), (21781, 31162081), (44509, 15249529), (57983, 11705867), (118487, 5728403), (249061, 2725201), (284303, 2387387), (663023, 1023707)]