81948348

素因数分解:

$2^2\times 3^6\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:358

約数の個数: 84

約数和(自身を含む): 217594440

約数和(自身を除く): 135646092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 157, 162, 179, 243, 314, 324, 358, 471, 486, 537, 628, 716, 729, 942, 972, 1074, 1413, 1458, 1611, 1884, 2148, 2826, 2916, 3222, 4239, 4833, 5652, 6444, 8478, 9666, 12717, 14499, 16956, 19332, 25434, 28103, 28998, 38151, 43497, 50868, 56206, 57996, 76302, 84309, 86994, 112412, 114453, 130491, 152604, 168618, 173988, 228906, 252927, 260982, 337236, 457812, 505854, 521964, 758781, 1011708, 1517562, 2276343, 3035124, 4552686, 6829029, 9105372, 13658058, 20487087, 27316116, 40974174, 81948348]

約数ペア:

[(1, 81948348), (2, 40974174), (3, 27316116), (4, 20487087), (6, 13658058), (9, 9105372), (12, 6829029), (18, 4552686), (27, 3035124), (36, 2276343), (54, 1517562), (81, 1011708), (108, 758781), (157, 521964), (162, 505854), (179, 457812), (243, 337236), (314, 260982), (324, 252927), (358, 228906), (471, 173988), (486, 168618), (537, 152604), (628, 130491), (716, 114453), (729, 112412), (942, 86994), (972, 84309), (1074, 76302), (1413, 57996), (1458, 56206), (1611, 50868), (1884, 43497), (2148, 38151), (2826, 28998), (2916, 28103), (3222, 25434), (4239, 19332), (4833, 16956), (5652, 14499), (6444, 12717), (8478, 9666)]