9881172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{347}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 28881216

約数和(自身を除く): 19000044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 113, 126, 226, 252, 339, 347, 452, 678, 694, 791, 1017, 1041, 1356, 1388, 1582, 2034, 2082, 2373, 2429, 3123, 3164, 4068, 4164, 4746, 4858, 6246, 7119, 7287, 9492, 9716, 12492, 14238, 14574, 21861, 28476, 29148, 39211, 43722, 78422, 87444, 117633, 156844, 235266, 274477, 352899, 470532, 548954, 705798, 823431, 1097908, 1411596, 1646862, 2470293, 3293724, 4940586, 9881172]

約数ペア:

[(1, 9881172), (2, 4940586), (3, 3293724), (4, 2470293), (6, 1646862), (7, 1411596), (9, 1097908), (12, 823431), (14, 705798), (18, 548954), (21, 470532), (28, 352899), (36, 274477), (42, 235266), (63, 156844), (84, 117633), (113, 87444), (126, 78422), (226, 43722), (252, 39211), (339, 29148), (347, 28476), (452, 21861), (678, 14574), (694, 14238), (791, 12492), (1017, 9716), (1041, 9492), (1356, 7287), (1388, 7119), (1582, 6246), (2034, 4858), (2082, 4746), (2373, 4164), (2429, 4068), (3123, 3164)]