71997996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:731

約数の個数: 96

約数和(自身を含む): 203112448

約数和(自身を除く): 131114452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 43, 62, 84, 86, 93, 124, 129, 172, 186, 217, 258, 301, 372, 434, 516, 602, 643, 651, 868, 903, 1204, 1286, 1302, 1333, 1806, 1929, 2572, 2604, 2666, 3612, 3858, 3999, 4501, 5332, 7716, 7998, 9002, 9331, 13503, 15996, 18004, 18662, 19933, 27006, 27649, 27993, 37324, 39866, 54012, 55298, 55986, 59799, 79732, 82947, 110596, 111972, 119598, 139531, 165894, 193543, 239196, 279062, 331788, 387086, 418593, 558124, 580629, 774172, 837186, 857119, 1161258, 1674372, 1714238, 2322516, 2571357, 3428476, 5142714, 5999833, 10285428, 11999666, 17999499, 23999332, 35998998, 71997996]

約数ペア:

[(1, 71997996), (2, 35998998), (3, 23999332), (4, 17999499), (6, 11999666), (7, 10285428), (12, 5999833), (14, 5142714), (21, 3428476), (28, 2571357), (31, 2322516), (42, 1714238), (43, 1674372), (62, 1161258), (84, 857119), (86, 837186), (93, 774172), (124, 580629), (129, 558124), (172, 418593), (186, 387086), (217, 331788), (258, 279062), (301, 239196), (372, 193543), (434, 165894), (516, 139531), (602, 119598), (643, 111972), (651, 110596), (868, 82947), (903, 79732), (1204, 59799), (1286, 55986), (1302, 55298), (1333, 54012), (1806, 39866), (1929, 37324), (2572, 27993), (2604, 27649), (2666, 27006), (3612, 19933), (3858, 18662), (3999, 18004), (4501, 15996), (5332, 13503), (7716, 9331), (7998, 9002)]