989863416

素因数分解:

$2^3\times 3^5\times {\mathrm{647}}^1\times {\mathrm{787}}^1$

素因数の和:1455

約数の個数: 96

約数和(自身を含む): 2788007040

約数和(自身を除く): 1798143624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 647, 648, 787, 972, 1294, 1574, 1941, 1944, 2361, 2588, 3148, 3882, 4722, 5176, 5823, 6296, 7083, 7764, 9444, 11646, 14166, 15528, 17469, 18888, 21249, 23292, 28332, 34938, 42498, 46584, 52407, 56664, 63747, 69876, 84996, 104814, 127494, 139752, 157221, 169992, 191241, 209628, 254988, 314442, 382482, 419256, 509189, 509976, 628884, 764964, 1018378, 1257768, 1527567, 1529928, 2036756, 3055134, 4073512, 4582701, 6110268, 9165402, 12220536, 13748103, 18330804, 27496206, 36661608, 41244309, 54992412, 82488618, 109984824, 123732927, 164977236, 247465854, 329954472, 494931708, 989863416]

約数ペア:

[(1, 989863416), (2, 494931708), (3, 329954472), (4, 247465854), (6, 164977236), (8, 123732927), (9, 109984824), (12, 82488618), (18, 54992412), (24, 41244309), (27, 36661608), (36, 27496206), (54, 18330804), (72, 13748103), (81, 12220536), (108, 9165402), (162, 6110268), (216, 4582701), (243, 4073512), (324, 3055134), (486, 2036756), (647, 1529928), (648, 1527567), (787, 1257768), (972, 1018378), (1294, 764964), (1574, 628884), (1941, 509976), (1944, 509189), (2361, 419256), (2588, 382482), (3148, 314442), (3882, 254988), (4722, 209628), (5176, 191241), (5823, 169992), (6296, 157221), (7083, 139752), (7764, 127494), (9444, 104814), (11646, 84996), (14166, 69876), (15528, 63747), (17469, 56664), (18888, 52407), (21249, 46584), (23292, 42498), (28332, 34938)]