201369987

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3463}}^1$

素因数の和:3560

約数の個数: 48

約数和(自身を含む): 363138048

約数和(自身を除く): 161768061

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 213, 273, 497, 639, 819, 923, 1491, 2769, 3463, 4473, 6461, 8307, 10389, 19383, 24241, 31167, 45019, 58149, 72723, 135057, 218169, 245873, 315133, 405171, 737619, 945399, 1721111, 2212857, 2836197, 3196349, 5163333, 9589047, 15489999, 22374443, 28767141, 67123329, 201369987]

約数ペア:

[(1, 201369987), (3, 67123329), (7, 28767141), (9, 22374443), (13, 15489999), (21, 9589047), (39, 5163333), (63, 3196349), (71, 2836197), (91, 2212857), (117, 1721111), (213, 945399), (273, 737619), (497, 405171), (639, 315133), (819, 245873), (923, 218169), (1491, 135057), (2769, 72723), (3463, 58149), (4473, 45019), (6461, 31167), (8307, 24241), (10389, 19383)]