213748496

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{577}}^1$

素因数の和:748

約数の個数: 60

約数和(自身を含む): 452501172

約数和(自身を除く): 238752676

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 137, 169, 208, 274, 338, 548, 577, 676, 1096, 1154, 1352, 1781, 2192, 2308, 2704, 3562, 4616, 7124, 7501, 9232, 14248, 15002, 23153, 28496, 30004, 46306, 60008, 79049, 92612, 97513, 120016, 158098, 185224, 195026, 316196, 370448, 390052, 632392, 780104, 1027637, 1264784, 1560208, 2055274, 4110548, 8221096, 13359281, 16442192, 26718562, 53437124, 106874248, 213748496]

約数ペア:

[(1, 213748496), (2, 106874248), (4, 53437124), (8, 26718562), (13, 16442192), (16, 13359281), (26, 8221096), (52, 4110548), (104, 2055274), (137, 1560208), (169, 1264784), (208, 1027637), (274, 780104), (338, 632392), (548, 390052), (577, 370448), (676, 316196), (1096, 195026), (1154, 185224), (1352, 158098), (1781, 120016), (2192, 97513), (2308, 92612), (2704, 79049), (3562, 60008), (4616, 46306), (7124, 30004), (7501, 28496), (9232, 23153), (14248, 15002)]