173207021

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 203575680

約数和(自身を除く): 30368659

約数列:

[1, 13, 19, 53, 101, 131, 247, 689, 1007, 1313, 1703, 1919, 2489, 5353, 6943, 13091, 13231, 24947, 32357, 69589, 90259, 101707, 131917, 172003, 251389, 701243, 1322191, 1714921, 3268057, 9116159, 13323617, 173207021]

約数ペア:

[(1, 173207021), (13, 13323617), (19, 9116159), (53, 3268057), (101, 1714921), (131, 1322191), (247, 701243), (689, 251389), (1007, 172003), (1313, 131917), (1703, 101707), (1919, 90259), (2489, 69589), (5353, 32357), (6943, 24947), (13091, 13231)]