16400358

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 38678640

約数和(自身を除く): 22278282

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 109, 117, 218, 234, 327, 643, 654, 981, 1286, 1417, 1929, 1962, 2834, 3858, 4251, 5787, 8359, 8502, 11574, 12753, 16718, 25077, 25506, 50154, 70087, 75231, 140174, 150462, 210261, 420522, 630783, 911131, 1261566, 1822262, 2733393, 5466786, 8200179, 16400358]

約数ペア:

[(1, 16400358), (2, 8200179), (3, 5466786), (6, 2733393), (9, 1822262), (13, 1261566), (18, 911131), (26, 630783), (39, 420522), (78, 210261), (109, 150462), (117, 140174), (218, 75231), (234, 70087), (327, 50154), (643, 25506), (654, 25077), (981, 16718), (1286, 12753), (1417, 11574), (1929, 8502), (1962, 8359), (2834, 5787), (3858, 4251)]