268576438

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31981}}^1$

素因数の和:32032

約数の個数: 32

約数和(自身を含む): 483567840

約数和(自身を除く): 214991402

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 221, 247, 323, 442, 494, 646, 4199, 8398, 31981, 63962, 415753, 543677, 607639, 831506, 1087354, 1215278, 7067801, 7899307, 10329863, 14135602, 15798614, 20659726, 134288219, 268576438]

約数ペア:

[(1, 268576438), (2, 134288219), (13, 20659726), (17, 15798614), (19, 14135602), (26, 10329863), (34, 7899307), (38, 7067801), (221, 1215278), (247, 1087354), (323, 831506), (442, 607639), (494, 543677), (646, 415753), (4199, 63962), (8398, 31981)]