49218759

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{31981}}^1$

素因数の和:32012

約数の個数: 20

約数和(自身を含む): 77396440

約数和(自身を除く): 28177681

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 31981, 95943, 287829, 607639, 863487, 1822917, 2590461, 5468751, 16406253, 49218759]

約数ペア:

[(1, 49218759), (3, 16406253), (9, 5468751), (19, 2590461), (27, 1822917), (57, 863487), (81, 607639), (171, 287829), (513, 95943), (1539, 31981)]