208528166

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:677

約数の個数: 64

約数和(自身を含む): 411319296

約数和(自身を除く): 202791130

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 113, 154, 161, 226, 253, 322, 506, 521, 791, 1042, 1243, 1582, 1771, 2486, 2599, 3542, 3647, 5198, 5731, 7294, 8701, 11462, 11983, 17402, 18193, 23966, 28589, 36386, 40117, 57178, 58873, 80234, 83881, 117746, 131813, 167762, 200123, 263626, 400246, 412111, 647603, 824222, 922691, 1295206, 1354079, 1845382, 2708158, 4533221, 9066442, 9478553, 14894869, 18957106, 29789738, 104264083, 208528166]

約数ペア:

[(1, 208528166), (2, 104264083), (7, 29789738), (11, 18957106), (14, 14894869), (22, 9478553), (23, 9066442), (46, 4533221), (77, 2708158), (113, 1845382), (154, 1354079), (161, 1295206), (226, 922691), (253, 824222), (322, 647603), (506, 412111), (521, 400246), (791, 263626), (1042, 200123), (1243, 167762), (1582, 131813), (1771, 117746), (2486, 83881), (2599, 80234), (3542, 58873), (3647, 57178), (5198, 40117), (5731, 36386), (7294, 28589), (8701, 23966), (11462, 18193), (11983, 17402)]