2017091817

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{1997}}^1$

素因数の和:2202

約数の個数: 48

約数和(自身を含む): 3207269520

約数和(自身を除く): 1190177703

約数列:

[1, 3, 9, 13, 39, 89, 97, 117, 267, 291, 801, 873, 1157, 1261, 1997, 3471, 3783, 5991, 8633, 10413, 11349, 17973, 25899, 25961, 77697, 77883, 112229, 177733, 193709, 233649, 336687, 533199, 581127, 1010061, 1599597, 1743381, 2310529, 2518217, 6931587, 7554651, 17240101, 20794761, 22663953, 51720303, 155160909, 224121313, 672363939, 2017091817]

約数ペア:

[(1, 2017091817), (3, 672363939), (9, 224121313), (13, 155160909), (39, 51720303), (89, 22663953), (97, 20794761), (117, 17240101), (267, 7554651), (291, 6931587), (801, 2518217), (873, 2310529), (1157, 1743381), (1261, 1599597), (1997, 1010061), (3471, 581127), (3783, 533199), (5991, 336687), (8633, 233649), (10413, 193709), (11349, 177733), (17973, 112229), (25899, 77883), (25961, 77697)]