209876696

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{743}}^1$

素因数の和:864

約数の個数: 64

約数和(自身を含む): 437114880

約数和(自身を除く): 227238184

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 67, 68, 124, 134, 136, 248, 268, 527, 536, 743, 1054, 1139, 1486, 2077, 2108, 2278, 2972, 4154, 4216, 4556, 5944, 8308, 9112, 12631, 16616, 23033, 25262, 35309, 46066, 49781, 50524, 70618, 92132, 99562, 101048, 141236, 184264, 199124, 282472, 391561, 398248, 783122, 846277, 1543211, 1566244, 1692554, 3086422, 3132488, 3385108, 6172844, 6770216, 12345688, 26234587, 52469174, 104938348, 209876696]

約数ペア:

[(1, 209876696), (2, 104938348), (4, 52469174), (8, 26234587), (17, 12345688), (31, 6770216), (34, 6172844), (62, 3385108), (67, 3132488), (68, 3086422), (124, 1692554), (134, 1566244), (136, 1543211), (248, 846277), (268, 783122), (527, 398248), (536, 391561), (743, 282472), (1054, 199124), (1139, 184264), (1486, 141236), (2077, 101048), (2108, 99562), (2278, 92132), (2972, 70618), (4154, 50524), (4216, 49781), (4556, 46066), (5944, 35309), (8308, 25262), (9112, 23033), (12631, 16616)]