13321998

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:369

約数の個数: 48

約数和(自身を含む): 30126096

約数和(自身を除く): 16804098

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 83, 111, 166, 222, 241, 249, 333, 482, 498, 666, 723, 747, 1446, 1494, 2169, 3071, 4338, 6142, 8917, 9213, 17834, 18426, 20003, 26751, 27639, 40006, 53502, 55278, 60009, 80253, 120018, 160506, 180027, 360054, 740111, 1480222, 2220333, 4440666, 6660999, 13321998]

約数ペア:

[(1, 13321998), (2, 6660999), (3, 4440666), (6, 2220333), (9, 1480222), (18, 740111), (37, 360054), (74, 180027), (83, 160506), (111, 120018), (166, 80253), (222, 60009), (241, 55278), (249, 53502), (333, 40006), (482, 27639), (498, 26751), (666, 20003), (723, 18426), (747, 17834), (1446, 9213), (1494, 8917), (2169, 6142), (3071, 4338)]