211987384

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:908

約数の個数: 64

約数和(自身を含む): 469647360

約数和(自身を除く): 257659976

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 127, 164, 254, 287, 328, 508, 574, 727, 889, 1016, 1148, 1454, 1778, 2296, 2908, 3556, 5089, 5207, 5816, 7112, 10178, 10414, 20356, 20828, 29807, 36449, 40712, 41656, 59614, 72898, 92329, 119228, 145796, 184658, 208649, 238456, 291592, 369316, 417298, 646303, 738632, 834596, 1292606, 1669192, 2585212, 3785489, 5170424, 7570978, 15141956, 26498423, 30283912, 52996846, 105993692, 211987384]

約数ペア:

[(1, 211987384), (2, 105993692), (4, 52996846), (7, 30283912), (8, 26498423), (14, 15141956), (28, 7570978), (41, 5170424), (56, 3785489), (82, 2585212), (127, 1669192), (164, 1292606), (254, 834596), (287, 738632), (328, 646303), (508, 417298), (574, 369316), (727, 291592), (889, 238456), (1016, 208649), (1148, 184658), (1454, 145796), (1778, 119228), (2296, 92329), (2908, 72898), (3556, 59614), (5089, 41656), (5207, 40712), (5816, 36449), (7112, 29807), (10178, 20828), (10414, 20356)]