159440967

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1$

素因数の和:290

約数の個数: 80

約数和(自身を含む): 288448512

約数和(自身を除く): 129007545

約数列:

[1, 3, 7, 9, 21, 27, 31, 47, 63, 81, 93, 141, 189, 193, 217, 279, 329, 423, 567, 579, 651, 837, 987, 1269, 1351, 1457, 1737, 1953, 2511, 2961, 3807, 4053, 4371, 5211, 5859, 5983, 8883, 9071, 10199, 12159, 13113, 15633, 17577, 17949, 26649, 27213, 30597, 36477, 39339, 41881, 53847, 63497, 81639, 91791, 109431, 118017, 125643, 161541, 190491, 244917, 275373, 281201, 376929, 484623, 571473, 734751, 826119, 843603, 1130787, 1714419, 1968407, 2530809, 3392361, 5143257, 5905221, 7592427, 17715663, 22777281, 53146989, 159440967]

約数ペア:

[(1, 159440967), (3, 53146989), (7, 22777281), (9, 17715663), (21, 7592427), (27, 5905221), (31, 5143257), (47, 3392361), (63, 2530809), (81, 1968407), (93, 1714419), (141, 1130787), (189, 843603), (193, 826119), (217, 734751), (279, 571473), (329, 484623), (423, 376929), (567, 281201), (579, 275373), (651, 244917), (837, 190491), (987, 161541), (1269, 125643), (1351, 118017), (1457, 109431), (1737, 91791), (1953, 81639), (2511, 63497), (2961, 53847), (3807, 41881), (4053, 39339), (4371, 36477), (5211, 30597), (5859, 27213), (5983, 26649), (8883, 17949), (9071, 17577), (10199, 15633), (12159, 13113)]