217921792

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4073}}^1$

素因数の和:4119

約数の個数: 72

約数和(自身を含む): 499635360

約数和(自身を除く): 281713568

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 64, 76, 88, 128, 152, 176, 209, 256, 304, 352, 418, 608, 704, 836, 1216, 1408, 1672, 2432, 2816, 3344, 4073, 4864, 6688, 8146, 13376, 16292, 26752, 32584, 44803, 53504, 65168, 77387, 89606, 130336, 154774, 179212, 260672, 309548, 358424, 521344, 619096, 716848, 851257, 1042688, 1238192, 1433696, 1702514, 2476384, 2867392, 3405028, 4952768, 5734784, 6810056, 9905536, 11469568, 13620112, 19811072, 27240224, 54480448, 108960896, 217921792]

約数ペア:

[(1, 217921792), (2, 108960896), (4, 54480448), (8, 27240224), (11, 19811072), (16, 13620112), (19, 11469568), (22, 9905536), (32, 6810056), (38, 5734784), (44, 4952768), (64, 3405028), (76, 2867392), (88, 2476384), (128, 1702514), (152, 1433696), (176, 1238192), (209, 1042688), (256, 851257), (304, 716848), (352, 619096), (418, 521344), (608, 358424), (704, 309548), (836, 260672), (1216, 179212), (1408, 154774), (1672, 130336), (2432, 89606), (2816, 77387), (3344, 65168), (4073, 53504), (4864, 44803), (6688, 32584), (8146, 26752), (13376, 16292)]