661569742384

素因数分解:

$2^4\times {\mathrm{108631}}^1\times {\mathrm{380629}}^1$

素因数の和:489268

約数の個数: 20

約数和(自身を含む): 1281806542960

約数和(自身を除く): 620236800576

約数列:

[1, 2, 4, 8, 16, 108631, 217262, 380629, 434524, 761258, 869048, 1522516, 1738096, 3045032, 6090064, 41348108899, 82696217798, 165392435596, 330784871192, 661569742384]

約数ペア:

[(1, 661569742384), (2, 330784871192), (4, 165392435596), (8, 82696217798), (16, 41348108899), (108631, 6090064), (217262, 3045032), (380629, 1738096), (434524, 1522516), (761258, 869048)]