1243281585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:407

約数の個数: 128

約数和(自身を含む): 2549514240

約数和(自身を除く): 1306232655

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 37, 39, 65, 91, 103, 105, 111, 185, 195, 239, 259, 273, 309, 455, 481, 515, 555, 717, 721, 777, 1195, 1295, 1339, 1365, 1443, 1545, 1673, 2163, 2405, 3107, 3367, 3585, 3605, 3811, 3885, 4017, 5019, 6695, 7215, 8365, 8843, 9321, 9373, 10101, 10815, 11433, 15535, 16835, 19055, 20085, 21749, 24617, 25095, 26529, 26677, 28119, 44215, 46605, 46865, 49543, 50505, 57165, 61901, 65247, 73851, 80031, 108745, 114959, 123085, 132645, 133385, 140595, 148629, 172319, 185703, 247715, 309505, 320021, 326235, 344877, 346801, 369255, 400155, 516957, 574795, 743145, 804713, 861595, 910829, 928515, 960063, 1040403, 1600105, 1724385, 1734005, 2240147, 2414139, 2584785, 2732487, 4023565, 4554145, 4800315, 5202015, 6375803, 6720441, 11200735, 11840777, 12070695, 13662435, 19127409, 31879015, 33602205, 35522331, 59203885, 82885439, 95637045, 177611655, 248656317, 414427195, 1243281585]

約数ペア:

[(1, 1243281585), (3, 414427195), (5, 248656317), (7, 177611655), (13, 95637045), (15, 82885439), (21, 59203885), (35, 35522331), (37, 33602205), (39, 31879015), (65, 19127409), (91, 13662435), (103, 12070695), (105, 11840777), (111, 11200735), (185, 6720441), (195, 6375803), (239, 5202015), (259, 4800315), (273, 4554145), (309, 4023565), (455, 2732487), (481, 2584785), (515, 2414139), (555, 2240147), (717, 1734005), (721, 1724385), (777, 1600105), (1195, 1040403), (1295, 960063), (1339, 928515), (1365, 910829), (1443, 861595), (1545, 804713), (1673, 743145), (2163, 574795), (2405, 516957), (3107, 400155), (3367, 369255), (3585, 346801), (3605, 344877), (3811, 326235), (3885, 320021), (4017, 309505), (5019, 247715), (6695, 185703), (7215, 172319), (8365, 148629), (8843, 140595), (9321, 133385), (9373, 132645), (10101, 123085), (10815, 114959), (11433, 108745), (15535, 80031), (16835, 73851), (19055, 65247), (20085, 61901), (21749, 57165), (24617, 50505), (25095, 49543), (26529, 46865), (26677, 46605), (28119, 44215)]