209426048

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{991}}^1$

素因数の和:1145

約数の個数: 64

約数和(自身を含む): 453304320

約数和(自身を除く): 243878272

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 208, 254, 416, 508, 832, 991, 1016, 1651, 1664, 1982, 2032, 3302, 3964, 4064, 6604, 7928, 8128, 12883, 13208, 15856, 16256, 25766, 26416, 31712, 51532, 52832, 63424, 103064, 105664, 125857, 126848, 206128, 211328, 251714, 412256, 503428, 824512, 1006856, 1636141, 1649024, 2013712, 3272282, 4027424, 6544564, 8054848, 13089128, 16109696, 26178256, 52356512, 104713024, 209426048]

約数ペア:

[(1, 209426048), (2, 104713024), (4, 52356512), (8, 26178256), (13, 16109696), (16, 13089128), (26, 8054848), (32, 6544564), (52, 4027424), (64, 3272282), (104, 2013712), (127, 1649024), (128, 1636141), (208, 1006856), (254, 824512), (416, 503428), (508, 412256), (832, 251714), (991, 211328), (1016, 206128), (1651, 126848), (1664, 125857), (1982, 105664), (2032, 103064), (3302, 63424), (3964, 52832), (4064, 51532), (6604, 31712), (7928, 26416), (8128, 25766), (12883, 16256), (13208, 15856)]