2557242

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 48

約数和(自身を含む): 6006312

約数和(自身を除く): 3449070

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 61, 102, 122, 137, 153, 183, 274, 306, 366, 411, 549, 822, 1037, 1098, 1233, 2074, 2329, 2466, 3111, 4658, 6222, 6987, 8357, 9333, 13974, 16714, 18666, 20961, 25071, 41922, 50142, 75213, 142069, 150426, 284138, 426207, 852414, 1278621, 2557242]

約数ペア:

[(1, 2557242), (2, 1278621), (3, 852414), (6, 426207), (9, 284138), (17, 150426), (18, 142069), (34, 75213), (51, 50142), (61, 41922), (102, 25071), (122, 20961), (137, 18666), (153, 16714), (183, 13974), (274, 9333), (306, 8357), (366, 6987), (411, 6222), (549, 4658), (822, 3111), (1037, 2466), (1098, 2329), (1233, 2074)]