139741456

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{105227}}^1$

素因数の和:105318

約数の個数: 20

約数和(自身を含む): 274013712

約数和(自身を除く): 134272256

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 105227, 210454, 420908, 841816, 1683632, 8733841, 17467682, 34935364, 69870728, 139741456]

約数ペア:

[(1, 139741456), (2, 69870728), (4, 34935364), (8, 17467682), (16, 8733841), (83, 1683632), (166, 841816), (332, 420908), (664, 210454), (1328, 105227)]