213065896

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{67}}^2\times {\mathrm{349}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 430636500

約数和(自身を除く): 217570604

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 349, 536, 698, 1139, 1396, 2278, 2792, 4489, 4556, 5933, 8978, 9112, 11866, 17956, 23383, 23732, 35912, 46766, 47464, 76313, 93532, 152626, 187064, 305252, 397511, 610504, 795022, 1566661, 1590044, 3133322, 3180088, 6266644, 12533288, 26633237, 53266474, 106532948, 213065896]

約数ペア:

[(1, 213065896), (2, 106532948), (4, 53266474), (8, 26633237), (17, 12533288), (34, 6266644), (67, 3180088), (68, 3133322), (134, 1590044), (136, 1566661), (268, 795022), (349, 610504), (536, 397511), (698, 305252), (1139, 187064), (1396, 152626), (2278, 93532), (2792, 76313), (4489, 47464), (4556, 46766), (5933, 35912), (8978, 23732), (9112, 23383), (11866, 17956)]