219940288

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6521}}^1$

素因数の和:6581

約数の個数: 56

約数和(自身を含む): 477097344

約数和(自身を除く): 257157056

約数列:

[1, 2, 4, 8, 16, 17, 31, 32, 34, 62, 64, 68, 124, 136, 248, 272, 496, 527, 544, 992, 1054, 1088, 1984, 2108, 4216, 6521, 8432, 13042, 16864, 26084, 33728, 52168, 104336, 110857, 202151, 208672, 221714, 404302, 417344, 443428, 808604, 886856, 1617208, 1773712, 3234416, 3436567, 3547424, 6468832, 6873134, 7094848, 12937664, 13746268, 27492536, 54985072, 109970144, 219940288]

約数ペア:

[(1, 219940288), (2, 109970144), (4, 54985072), (8, 27492536), (16, 13746268), (17, 12937664), (31, 7094848), (32, 6873134), (34, 6468832), (62, 3547424), (64, 3436567), (68, 3234416), (124, 1773712), (136, 1617208), (248, 886856), (272, 808604), (496, 443428), (527, 417344), (544, 404302), (992, 221714), (1054, 208672), (1088, 202151), (1984, 110857), (2108, 104336), (4216, 52168), (6521, 33728), (8432, 26084), (13042, 16864)]