65421513

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 101965248

約数和(自身を除く): 36543735

約数列:

[1, 3, 9, 27, 37, 81, 83, 111, 249, 263, 333, 747, 789, 999, 2241, 2367, 2997, 3071, 6723, 7101, 9213, 9731, 21303, 21829, 27639, 29193, 65487, 82917, 87579, 196461, 248751, 262737, 589383, 788211, 807673, 1768149, 2423019, 7269057, 21807171, 65421513]

約数ペア:

[(1, 65421513), (3, 21807171), (9, 7269057), (27, 2423019), (37, 1768149), (81, 807673), (83, 788211), (111, 589383), (249, 262737), (263, 248751), (333, 196461), (747, 87579), (789, 82917), (999, 65487), (2241, 29193), (2367, 27639), (2997, 21829), (3071, 21303), (6723, 9731), (7101, 9213)]