81604782

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{971}}^1$

素因数の和:1038

約数の個数: 96

約数和(自身を含む): 218350080

約数和(自身を除く): 136745298

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 29, 42, 46, 58, 63, 69, 87, 126, 138, 161, 174, 203, 207, 261, 322, 406, 414, 483, 522, 609, 667, 966, 971, 1218, 1334, 1449, 1827, 1942, 2001, 2898, 2913, 3654, 4002, 4669, 5826, 6003, 6797, 8739, 9338, 12006, 13594, 14007, 17478, 20391, 22333, 28014, 28159, 40782, 42021, 44666, 56318, 61173, 66999, 84042, 84477, 122346, 133998, 156331, 168954, 197113, 200997, 253431, 312662, 394226, 401994, 468993, 506862, 591339, 647657, 937986, 1182678, 1295314, 1406979, 1774017, 1942971, 2813958, 3548034, 3885942, 4533599, 5828913, 9067198, 11657826, 13600797, 27201594, 40802391, 81604782]

約数ペア:

[(1, 81604782), (2, 40802391), (3, 27201594), (6, 13600797), (7, 11657826), (9, 9067198), (14, 5828913), (18, 4533599), (21, 3885942), (23, 3548034), (29, 2813958), (42, 1942971), (46, 1774017), (58, 1406979), (63, 1295314), (69, 1182678), (87, 937986), (126, 647657), (138, 591339), (161, 506862), (174, 468993), (203, 401994), (207, 394226), (261, 312662), (322, 253431), (406, 200997), (414, 197113), (483, 168954), (522, 156331), (609, 133998), (667, 122346), (966, 84477), (971, 84042), (1218, 66999), (1334, 61173), (1449, 56318), (1827, 44666), (1942, 42021), (2001, 40782), (2898, 28159), (2913, 28014), (3654, 22333), (4002, 20391), (4669, 17478), (5826, 14007), (6003, 13594), (6797, 12006), (8739, 9338)]