7661988

素因数分解:

$2^2\times 3^2\times {\mathrm{331}}^1\times {\mathrm{643}}^1$

素因数の和:984

約数の個数: 36

約数和(自身を含む): 19456528

約数和(自身を除く): 11794540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 331, 643, 662, 993, 1286, 1324, 1929, 1986, 2572, 2979, 3858, 3972, 5787, 5958, 7716, 11574, 11916, 23148, 212833, 425666, 638499, 851332, 1276998, 1915497, 2553996, 3830994, 7661988]

約数ペア:

[(1, 7661988), (2, 3830994), (3, 2553996), (4, 1915497), (6, 1276998), (9, 851332), (12, 638499), (18, 425666), (36, 212833), (331, 23148), (643, 11916), (662, 11574), (993, 7716), (1286, 5958), (1324, 5787), (1929, 3972), (1986, 3858), (2572, 2979)]