16577848

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 37854720

約数和(自身を除く): 21276872

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 61, 92, 122, 161, 184, 211, 244, 322, 422, 427, 488, 644, 844, 854, 1288, 1403, 1477, 1688, 1708, 2806, 2954, 3416, 4853, 5612, 5908, 9706, 9821, 11224, 11816, 12871, 19412, 19642, 25742, 33971, 38824, 39284, 51484, 67942, 78568, 90097, 102968, 135884, 180194, 271768, 296033, 360388, 592066, 720776, 1184132, 2072231, 2368264, 4144462, 8288924, 16577848]

約数ペア:

[(1, 16577848), (2, 8288924), (4, 4144462), (7, 2368264), (8, 2072231), (14, 1184132), (23, 720776), (28, 592066), (46, 360388), (56, 296033), (61, 271768), (92, 180194), (122, 135884), (161, 102968), (184, 90097), (211, 78568), (244, 67942), (322, 51484), (422, 39284), (427, 38824), (488, 33971), (644, 25742), (844, 19642), (854, 19412), (1288, 12871), (1403, 11816), (1477, 11224), (1688, 9821), (1708, 9706), (2806, 5908), (2954, 5612), (3416, 4853)]