218970856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2953}}^1$

素因数の和:3026

約数の個数: 64

約数和(自身を含む): 476421120

約数和(自身を除く): 257450264

約数列:

[1, 2, 4, 8, 13, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 248, 299, 403, 598, 713, 806, 1196, 1426, 1612, 2392, 2852, 2953, 3224, 5704, 5906, 9269, 11812, 18538, 23624, 37076, 38389, 67919, 74152, 76778, 91543, 135838, 153556, 183086, 271676, 307112, 366172, 543352, 732344, 882947, 1190059, 1765894, 2105489, 2380118, 3531788, 4210978, 4760236, 7063576, 8421956, 9520472, 16843912, 27371357, 54742714, 109485428, 218970856]

約数ペア:

[(1, 218970856), (2, 109485428), (4, 54742714), (8, 27371357), (13, 16843912), (23, 9520472), (26, 8421956), (31, 7063576), (46, 4760236), (52, 4210978), (62, 3531788), (92, 2380118), (104, 2105489), (124, 1765894), (184, 1190059), (248, 882947), (299, 732344), (403, 543352), (598, 366172), (713, 307112), (806, 271676), (1196, 183086), (1426, 153556), (1612, 135838), (2392, 91543), (2852, 76778), (2953, 74152), (3224, 67919), (5704, 38389), (5906, 37076), (9269, 23624), (11812, 18538)]