261736113

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{653}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 376955136

約数和(自身を除く): 115219023

約数列:

[1, 3, 23, 37, 69, 111, 157, 471, 653, 851, 1959, 2553, 3611, 5809, 10833, 15019, 17427, 24161, 45057, 72483, 102521, 133607, 307563, 400821, 555703, 1667109, 2357983, 3793277, 7073949, 11379831, 87245371, 261736113]

約数ペア:

[(1, 261736113), (3, 87245371), (23, 11379831), (37, 7073949), (69, 3793277), (111, 2357983), (157, 1667109), (471, 555703), (653, 400821), (851, 307563), (1959, 133607), (2553, 102521), (3611, 72483), (5809, 45057), (10833, 24161), (15019, 17427)]