81708984

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{727}}^1$

素因数の和:969

約数の個数: 96

約数和(自身を含む): 254392320

約数和(自身を除く): 172683336

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 223, 252, 446, 504, 669, 727, 892, 1338, 1454, 1561, 1784, 2007, 2181, 2676, 2908, 3122, 4014, 4362, 4683, 5089, 5352, 5816, 6244, 6543, 8028, 8724, 9366, 10178, 12488, 13086, 14049, 15267, 16056, 17448, 18732, 20356, 26172, 28098, 30534, 37464, 40712, 45801, 52344, 56196, 61068, 91602, 112392, 122136, 162121, 183204, 324242, 366408, 486363, 648484, 972726, 1134847, 1296968, 1459089, 1945452, 2269694, 2918178, 3404541, 3890904, 4539388, 5836356, 6809082, 9078776, 10213623, 11672712, 13618164, 20427246, 27236328, 40854492, 81708984]

約数ペア:

[(1, 81708984), (2, 40854492), (3, 27236328), (4, 20427246), (6, 13618164), (7, 11672712), (8, 10213623), (9, 9078776), (12, 6809082), (14, 5836356), (18, 4539388), (21, 3890904), (24, 3404541), (28, 2918178), (36, 2269694), (42, 1945452), (56, 1459089), (63, 1296968), (72, 1134847), (84, 972726), (126, 648484), (168, 486363), (223, 366408), (252, 324242), (446, 183204), (504, 162121), (669, 122136), (727, 112392), (892, 91602), (1338, 61068), (1454, 56196), (1561, 52344), (1784, 45801), (2007, 40712), (2181, 37464), (2676, 30534), (2908, 28098), (3122, 26172), (4014, 20356), (4362, 18732), (4683, 17448), (5089, 16056), (5352, 15267), (5816, 14049), (6244, 13086), (6543, 12488), (8028, 10178), (8724, 9366)]