20161519293

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{1307}}^1\times {\mathrm{1511}}^1$

素因数の和:2945

約数の個数: 32

約数和(自身を含む): 27909245952

約数和(自身を除く): 7747726659

約数列:

[1, 3, 41, 83, 123, 249, 1307, 1511, 3403, 3921, 4533, 10209, 53587, 61951, 108481, 125413, 160761, 185853, 325443, 376239, 1974877, 4447721, 5141933, 5924631, 13343163, 15425799, 80969957, 163914791, 242909871, 491744373, 6720506431, 20161519293]

約数ペア:

[(1, 20161519293), (3, 6720506431), (41, 491744373), (83, 242909871), (123, 163914791), (249, 80969957), (1307, 15425799), (1511, 13343163), (3403, 5924631), (3921, 5141933), (4533, 4447721), (10209, 1974877), (53587, 376239), (61951, 325443), (108481, 185853), (125413, 160761)]