23967009

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:787

約数の個数: 40

約数和(自身を含む): 40168128

約数和(自身を除く): 16201119

約数列:

[1, 3, 9, 11, 27, 33, 37, 81, 99, 111, 297, 333, 407, 727, 891, 999, 1221, 2181, 2997, 3663, 6543, 7997, 10989, 19629, 23991, 26899, 32967, 58887, 71973, 80697, 215919, 242091, 295889, 647757, 726273, 887667, 2178819, 2663001, 7989003, 23967009]

約数ペア:

[(1, 23967009), (3, 7989003), (9, 2663001), (11, 2178819), (27, 887667), (33, 726273), (37, 647757), (81, 295889), (99, 242091), (111, 215919), (297, 80697), (333, 71973), (407, 58887), (727, 32967), (891, 26899), (999, 23991), (1221, 19629), (2181, 10989), (2997, 7997), (3663, 6543)]