61980831

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 104307840

約数和(自身を除く): 42327009

約数列:

[1, 3, 9, 11, 19, 33, 57, 83, 99, 171, 209, 249, 397, 627, 747, 913, 1191, 1577, 1881, 2739, 3573, 4367, 4731, 7543, 8217, 13101, 14193, 17347, 22629, 32951, 39303, 52041, 67887, 82973, 98853, 156123, 248919, 296559, 362461, 626069, 746757, 1087383, 1878207, 3262149, 5634621, 6886759, 20660277, 61980831]

約数ペア:

[(1, 61980831), (3, 20660277), (9, 6886759), (11, 5634621), (19, 3262149), (33, 1878207), (57, 1087383), (83, 746757), (99, 626069), (171, 362461), (209, 296559), (249, 248919), (397, 156123), (627, 98853), (747, 82973), (913, 67887), (1191, 52041), (1577, 39303), (1881, 32951), (2739, 22629), (3573, 17347), (4367, 14193), (4731, 13101), (7543, 8217)]