7980678

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 18566496

約数和(自身を除く): 10585818

約数列:

[1, 2, 3, 6, 9, 18, 23, 37, 46, 69, 74, 111, 138, 207, 222, 333, 414, 521, 666, 851, 1042, 1563, 1702, 2553, 3126, 4689, 5106, 7659, 9378, 11983, 15318, 19277, 23966, 35949, 38554, 57831, 71898, 107847, 115662, 173493, 215694, 346986, 443371, 886742, 1330113, 2660226, 3990339, 7980678]

約数ペア:

[(1, 7980678), (2, 3990339), (3, 2660226), (6, 1330113), (9, 886742), (18, 443371), (23, 346986), (37, 215694), (46, 173493), (69, 115662), (74, 107847), (111, 71898), (138, 57831), (207, 38554), (222, 35949), (333, 23966), (414, 19277), (521, 15318), (666, 11983), (851, 9378), (1042, 7659), (1563, 5106), (1702, 4689), (2553, 3126)]